85757980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{239}}^1$

素因数の和:499

約数の個数: 96

約数和(自身を含む): 226437120

約数和(自身を除く): 140679140

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 233, 239, 308, 385, 466, 478, 770, 932, 956, 1165, 1195, 1540, 1631, 1673, 2330, 2390, 2563, 2629, 3262, 3346, 4660, 4780, 5126, 5258, 6524, 6692, 8155, 8365, 10252, 10516, 12815, 13145, 16310, 16730, 17941, 18403, 25630, 26290, 32620, 33460, 35882, 36806, 51260, 52580, 55687, 71764, 73612, 89705, 92015, 111374, 179410, 184030, 222748, 278435, 358820, 368060, 389809, 556870, 612557, 779618, 1113740, 1225114, 1559236, 1949045, 2450228, 3062785, 3898090, 4287899, 6125570, 7796180, 8575798, 12251140, 17151596, 21439495, 42878990, 85757980]

約数ペア:

[(1, 85757980), (2, 42878990), (4, 21439495), (5, 17151596), (7, 12251140), (10, 8575798), (11, 7796180), (14, 6125570), (20, 4287899), (22, 3898090), (28, 3062785), (35, 2450228), (44, 1949045), (55, 1559236), (70, 1225114), (77, 1113740), (110, 779618), (140, 612557), (154, 556870), (220, 389809), (233, 368060), (239, 358820), (308, 278435), (385, 222748), (466, 184030), (478, 179410), (770, 111374), (932, 92015), (956, 89705), (1165, 73612), (1195, 71764), (1540, 55687), (1631, 52580), (1673, 51260), (2330, 36806), (2390, 35882), (2563, 33460), (2629, 32620), (3262, 26290), (3346, 25630), (4660, 18403), (4780, 17941), (5126, 16730), (5258, 16310), (6524, 13145), (6692, 12815), (8155, 10516), (8365, 10252)]