71551970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{233}}^1$

素因数の和:395

約数の個数: 64

約数和(自身を含む): 152845056

約数和(自身を除く): 81293086

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 107, 205, 214, 233, 287, 410, 466, 535, 574, 749, 1070, 1165, 1435, 1498, 1631, 2330, 2870, 3262, 3745, 4387, 7490, 8155, 8774, 9553, 16310, 19106, 21935, 24931, 30709, 43870, 47765, 49862, 61418, 66871, 95530, 124655, 133742, 153545, 174517, 249310, 307090, 334355, 349034, 668710, 872585, 1022171, 1745170, 2044342, 5110855, 7155197, 10221710, 14310394, 35775985, 71551970]

約数ペア:

[(1, 71551970), (2, 35775985), (5, 14310394), (7, 10221710), (10, 7155197), (14, 5110855), (35, 2044342), (41, 1745170), (70, 1022171), (82, 872585), (107, 668710), (205, 349034), (214, 334355), (233, 307090), (287, 249310), (410, 174517), (466, 153545), (535, 133742), (574, 124655), (749, 95530), (1070, 66871), (1165, 61418), (1435, 49862), (1498, 47765), (1631, 43870), (2330, 30709), (2870, 24931), (3262, 21935), (3745, 19106), (4387, 16310), (7490, 9553), (8155, 8774)]