42540426580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{491}}^1$

素因数の和:710

約数の個数: 192

約数和(自身を含む): 99147525120

約数和(自身を除く): 56607098540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 67, 76, 82, 83, 95, 134, 164, 166, 190, 205, 268, 332, 335, 380, 410, 415, 491, 670, 779, 820, 830, 982, 1273, 1340, 1558, 1577, 1660, 1964, 2455, 2546, 2747, 3116, 3154, 3403, 3895, 4910, 5092, 5494, 5561, 6308, 6365, 6806, 7790, 7885, 9329, 9820, 10988, 11122, 12730, 13612, 13735, 15580, 15770, 17015, 18658, 20131, 22244, 25460, 27470, 27805, 31540, 32897, 34030, 37316, 40262, 40753, 46645, 52193, 54940, 55610, 64657, 65794, 68060, 80524, 81506, 93290, 100655, 104386, 105659, 111220, 129314, 131588, 163012, 164485, 186580, 201310, 203765, 208772, 211318, 228001, 258628, 260965, 323285, 328970, 382489, 402620, 407530, 422636, 456002, 521930, 528295, 625043, 646570, 657940, 764978, 774307, 815060, 912004, 1043860, 1056590, 1140005, 1250086, 1293140, 1348777, 1529956, 1548614, 1670873, 1912445, 2113180, 2280010, 2500172, 2697554, 2730451, 3097228, 3125215, 3341746, 3824890, 3871535, 4332019, 4560020, 5395108, 5460902, 6250430, 6683492, 6743885, 7649780, 7743070, 8354365, 8664038, 10921804, 12500860, 13487770, 13652255, 15486140, 16708730, 17328076, 21660095, 25626763, 26975540, 27304510, 31746587, 33417460, 43320190, 51253526, 51878569, 54609020, 63493174, 86640380, 102507052, 103757138, 111948491, 126986348, 128133815, 158732935, 207514276, 223896982, 256267630, 259392845, 317465870, 447793964, 512535260, 518785690, 559742455, 634931740, 1037571380, 1119484910, 2127021329, 2238969820, 4254042658, 8508085316, 10635106645, 21270213290, 42540426580]

約数ペア:

[(1, 42540426580), (2, 21270213290), (4, 10635106645), (5, 8508085316), (10, 4254042658), (19, 2238969820), (20, 2127021329), (38, 1119484910), (41, 1037571380), (67, 634931740), (76, 559742455), (82, 518785690), (83, 512535260), (95, 447793964), (134, 317465870), (164, 259392845), (166, 256267630), (190, 223896982), (205, 207514276), (268, 158732935), (332, 128133815), (335, 126986348), (380, 111948491), (410, 103757138), (415, 102507052), (491, 86640380), (670, 63493174), (779, 54609020), (820, 51878569), (830, 51253526), (982, 43320190), (1273, 33417460), (1340, 31746587), (1558, 27304510), (1577, 26975540), (1660, 25626763), (1964, 21660095), (2455, 17328076), (2546, 16708730), (2747, 15486140), (3116, 13652255), (3154, 13487770), (3403, 12500860), (3895, 10921804), (4910, 8664038), (5092, 8354365), (5494, 7743070), (5561, 7649780), (6308, 6743885), (6365, 6683492), (6806, 6250430), (7790, 5460902), (7885, 5395108), (9329, 4560020), (9820, 4332019), (10988, 3871535), (11122, 3824890), (12730, 3341746), (13612, 3125215), (13735, 3097228), (15580, 2730451), (15770, 2697554), (17015, 2500172), (18658, 2280010), (20131, 2113180), (22244, 1912445), (25460, 1670873), (27470, 1548614), (27805, 1529956), (31540, 1348777), (32897, 1293140), (34030, 1250086), (37316, 1140005), (40262, 1056590), (40753, 1043860), (46645, 912004), (52193, 815060), (54940, 774307), (55610, 764978), (64657, 657940), (65794, 646570), (68060, 625043), (80524, 528295), (81506, 521930), (93290, 456002), (100655, 422636), (104386, 407530), (105659, 402620), (111220, 382489), (129314, 328970), (131588, 323285), (163012, 260965), (164485, 258628), (186580, 228001), (201310, 211318), (203765, 208772)]