31237138790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{68909}}^1$

素因数の和:69257

約数の個数: 64

約数和(自身を含む): 66266061120

約数和(自身を除く): 35028922330

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 317, 634, 715, 1430, 1585, 3170, 3487, 4121, 6974, 8242, 17435, 20605, 34870, 41210, 45331, 68909, 90662, 137818, 226655, 344545, 453310, 689090, 757999, 895817, 1515998, 1791634, 3789995, 4479085, 7579990, 8958170, 9853987, 19707974, 21844153, 43688306, 49269935, 98539870, 109220765, 218441530, 240285683, 283973989, 480571366, 567947978, 1201428415, 1419869945, 2402856830, 2839739890, 3123713879, 6247427758, 15618569395, 31237138790]

約数ペア:

[(1, 31237138790), (2, 15618569395), (5, 6247427758), (10, 3123713879), (11, 2839739890), (13, 2402856830), (22, 1419869945), (26, 1201428415), (55, 567947978), (65, 480571366), (110, 283973989), (130, 240285683), (143, 218441530), (286, 109220765), (317, 98539870), (634, 49269935), (715, 43688306), (1430, 21844153), (1585, 19707974), (3170, 9853987), (3487, 8958170), (4121, 7579990), (6974, 4479085), (8242, 3789995), (17435, 1791634), (20605, 1515998), (34870, 895817), (41210, 757999), (45331, 689090), (68909, 453310), (90662, 344545), (137818, 226655)]