25545520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:84

約数の個数: 240

約数和(自身を含む): 83119680

約数和(自身を除く): 57574160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 29, 35, 40, 44, 52, 55, 56, 58, 65, 70, 77, 80, 88, 91, 104, 110, 112, 116, 121, 130, 140, 143, 145, 154, 176, 182, 203, 208, 220, 232, 242, 260, 280, 286, 290, 308, 319, 364, 377, 385, 406, 440, 455, 464, 484, 520, 560, 572, 580, 605, 616, 638, 715, 728, 754, 770, 812, 847, 880, 910, 968, 1001, 1015, 1040, 1144, 1160, 1210, 1232, 1276, 1430, 1456, 1508, 1540, 1573, 1595, 1624, 1694, 1820, 1885, 1936, 2002, 2030, 2233, 2288, 2320, 2420, 2552, 2639, 2860, 3016, 3080, 3146, 3190, 3248, 3388, 3509, 3640, 3770, 4004, 4060, 4147, 4235, 4466, 4840, 5005, 5104, 5278, 5720, 6032, 6160, 6292, 6380, 6776, 7018, 7280, 7540, 7865, 8008, 8120, 8294, 8470, 8932, 9680, 10010, 10556, 11011, 11165, 11440, 12584, 12760, 13195, 13552, 14036, 15080, 15730, 16016, 16240, 16588, 16940, 17545, 17864, 20020, 20735, 21112, 22022, 22330, 24563, 25168, 25520, 26390, 28072, 29029, 30160, 31460, 33176, 33880, 35090, 35728, 40040, 41470, 42224, 44044, 44660, 45617, 49126, 52780, 55055, 56144, 58058, 62920, 66352, 67760, 70180, 80080, 82940, 88088, 89320, 91234, 98252, 105560, 110110, 116116, 122815, 125840, 140360, 145145, 165880, 176176, 178640, 182468, 196504, 211120, 220220, 228085, 232232, 245630, 280720, 290290, 319319, 331760, 364936, 393008, 440440, 456170, 464464, 491260, 580580, 638638, 729872, 880880, 912340, 982520, 1161160, 1277276, 1596595, 1824680, 1965040, 2322320, 2554552, 3193190, 3649360, 5109104, 6386380, 12772760, 25545520]

約数ペア:

[(1, 25545520), (2, 12772760), (4, 6386380), (5, 5109104), (7, 3649360), (8, 3193190), (10, 2554552), (11, 2322320), (13, 1965040), (14, 1824680), (16, 1596595), (20, 1277276), (22, 1161160), (26, 982520), (28, 912340), (29, 880880), (35, 729872), (40, 638638), (44, 580580), (52, 491260), (55, 464464), (56, 456170), (58, 440440), (65, 393008), (70, 364936), (77, 331760), (80, 319319), (88, 290290), (91, 280720), (104, 245630), (110, 232232), (112, 228085), (116, 220220), (121, 211120), (130, 196504), (140, 182468), (143, 178640), (145, 176176), (154, 165880), (176, 145145), (182, 140360), (203, 125840), (208, 122815), (220, 116116), (232, 110110), (242, 105560), (260, 98252), (280, 91234), (286, 89320), (290, 88088), (308, 82940), (319, 80080), (364, 70180), (377, 67760), (385, 66352), (406, 62920), (440, 58058), (455, 56144), (464, 55055), (484, 52780), (520, 49126), (560, 45617), (572, 44660), (580, 44044), (605, 42224), (616, 41470), (638, 40040), (715, 35728), (728, 35090), (754, 33880), (770, 33176), (812, 31460), (847, 30160), (880, 29029), (910, 28072), (968, 26390), (1001, 25520), (1015, 25168), (1040, 24563), (1144, 22330), (1160, 22022), (1210, 21112), (1232, 20735), (1276, 20020), (1430, 17864), (1456, 17545), (1508, 16940), (1540, 16588), (1573, 16240), (1595, 16016), (1624, 15730), (1694, 15080), (1820, 14036), (1885, 13552), (1936, 13195), (2002, 12760), (2030, 12584), (2233, 11440), (2288, 11165), (2320, 11011), (2420, 10556), (2552, 10010), (2639, 9680), (2860, 8932), (3016, 8470), (3080, 8294), (3146, 8120), (3190, 8008), (3248, 7865), (3388, 7540), (3509, 7280), (3640, 7018), (3770, 6776), (4004, 6380), (4060, 6292), (4147, 6160), (4235, 6032), (4466, 5720), (4840, 5278), (5005, 5104)]