25938990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:247

約数の個数: 192

約数和(自身を含む): 88957440

約数和(自身を除く): 63018450

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 19, 21, 22, 30, 33, 35, 38, 42, 45, 55, 57, 63, 66, 70, 77, 90, 95, 99, 105, 110, 114, 126, 133, 154, 165, 171, 190, 197, 198, 209, 210, 231, 266, 285, 315, 330, 342, 385, 394, 399, 418, 462, 495, 570, 591, 627, 630, 665, 693, 770, 798, 855, 985, 990, 1045, 1155, 1182, 1197, 1254, 1330, 1379, 1386, 1463, 1710, 1773, 1881, 1970, 1995, 2090, 2167, 2310, 2394, 2758, 2926, 2955, 3135, 3465, 3546, 3743, 3762, 3990, 4137, 4334, 4389, 5910, 5985, 6270, 6501, 6895, 6930, 7315, 7486, 8274, 8778, 8865, 9405, 10835, 11229, 11970, 12411, 13002, 13167, 13790, 14630, 15169, 17730, 18715, 18810, 19503, 20685, 21670, 21945, 22458, 24822, 26201, 26334, 30338, 32505, 33687, 37430, 39006, 41173, 41370, 43890, 45507, 52402, 56145, 62055, 65010, 65835, 67374, 75845, 78603, 82346, 91014, 97515, 112290, 123519, 124110, 131005, 131670, 136521, 151690, 157206, 168435, 195030, 205865, 227535, 235809, 247038, 262010, 273042, 288211, 336870, 370557, 393015, 411730, 455070, 471618, 576422, 617595, 682605, 741114, 786030, 864633, 1179045, 1235190, 1365210, 1441055, 1729266, 1852785, 2358090, 2593899, 2882110, 3705570, 4323165, 5187798, 8646330, 12969495, 25938990]

約数ペア:

[(1, 25938990), (2, 12969495), (3, 8646330), (5, 5187798), (6, 4323165), (7, 3705570), (9, 2882110), (10, 2593899), (11, 2358090), (14, 1852785), (15, 1729266), (18, 1441055), (19, 1365210), (21, 1235190), (22, 1179045), (30, 864633), (33, 786030), (35, 741114), (38, 682605), (42, 617595), (45, 576422), (55, 471618), (57, 455070), (63, 411730), (66, 393015), (70, 370557), (77, 336870), (90, 288211), (95, 273042), (99, 262010), (105, 247038), (110, 235809), (114, 227535), (126, 205865), (133, 195030), (154, 168435), (165, 157206), (171, 151690), (190, 136521), (197, 131670), (198, 131005), (209, 124110), (210, 123519), (231, 112290), (266, 97515), (285, 91014), (315, 82346), (330, 78603), (342, 75845), (385, 67374), (394, 65835), (399, 65010), (418, 62055), (462, 56145), (495, 52402), (570, 45507), (591, 43890), (627, 41370), (630, 41173), (665, 39006), (693, 37430), (770, 33687), (798, 32505), (855, 30338), (985, 26334), (990, 26201), (1045, 24822), (1155, 22458), (1182, 21945), (1197, 21670), (1254, 20685), (1330, 19503), (1379, 18810), (1386, 18715), (1463, 17730), (1710, 15169), (1773, 14630), (1881, 13790), (1970, 13167), (1995, 13002), (2090, 12411), (2167, 11970), (2310, 11229), (2394, 10835), (2758, 9405), (2926, 8865), (2955, 8778), (3135, 8274), (3465, 7486), (3546, 7315), (3743, 6930), (3762, 6895), (3990, 6501), (4137, 6270), (4334, 5985), (4389, 5910)]