80682280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2693}}^1$

素因数の和:2818

約数の個数: 64

約数和(自身を含む): 209485440

約数和(自身を除く): 128803160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 107, 140, 214, 280, 428, 535, 749, 856, 1070, 1498, 2140, 2693, 2996, 3745, 4280, 5386, 5992, 7490, 10772, 13465, 14980, 18851, 21544, 26930, 29960, 37702, 53860, 75404, 94255, 107720, 150808, 188510, 288151, 377020, 576302, 754040, 1152604, 1440755, 2017057, 2305208, 2881510, 4034114, 5763020, 8068228, 10085285, 11526040, 16136456, 20170570, 40341140, 80682280]

約数ペア:

[(1, 80682280), (2, 40341140), (4, 20170570), (5, 16136456), (7, 11526040), (8, 10085285), (10, 8068228), (14, 5763020), (20, 4034114), (28, 2881510), (35, 2305208), (40, 2017057), (56, 1440755), (70, 1152604), (107, 754040), (140, 576302), (214, 377020), (280, 288151), (428, 188510), (535, 150808), (749, 107720), (856, 94255), (1070, 75404), (1498, 53860), (2140, 37702), (2693, 29960), (2996, 26930), (3745, 21544), (4280, 18851), (5386, 14980), (5992, 13465), (7490, 10772)]