68311490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{487}}^1$

素因数の和:603

約数の個数: 48

約数和(自身を含む): 135027648

約数和(自身を除く): 66716158

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 130, 166, 169, 338, 415, 487, 830, 845, 974, 1079, 1690, 2158, 2435, 4870, 5395, 6331, 10790, 12662, 14027, 28054, 31655, 40421, 63310, 70135, 80842, 82303, 140270, 164606, 202105, 404210, 411515, 525473, 823030, 1050946, 2627365, 5254730, 6831149, 13662298, 34155745, 68311490]

約数ペア:

[(1, 68311490), (2, 34155745), (5, 13662298), (10, 6831149), (13, 5254730), (26, 2627365), (65, 1050946), (83, 823030), (130, 525473), (166, 411515), (169, 404210), (338, 202105), (415, 164606), (487, 140270), (830, 82303), (845, 80842), (974, 70135), (1079, 63310), (1690, 40421), (2158, 31655), (2435, 28054), (4870, 14027), (5395, 12662), (6331, 10790)]