25221510

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{857}}^1$

素因数の和:982

約数の個数: 64

約数和(自身を含む): 67953600

約数和(自身を除く): 42732090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 109, 135, 218, 270, 327, 545, 654, 857, 981, 1090, 1635, 1714, 1962, 2571, 2943, 3270, 4285, 4905, 5142, 5886, 7713, 8570, 9810, 12855, 14715, 15426, 23139, 25710, 29430, 38565, 46278, 77130, 93413, 115695, 186826, 231390, 280239, 467065, 560478, 840717, 934130, 1401195, 1681434, 2522151, 2802390, 4203585, 5044302, 8407170, 12610755, 25221510]

約数ペア:

[(1, 25221510), (2, 12610755), (3, 8407170), (5, 5044302), (6, 4203585), (9, 2802390), (10, 2522151), (15, 1681434), (18, 1401195), (27, 934130), (30, 840717), (45, 560478), (54, 467065), (90, 280239), (109, 231390), (135, 186826), (218, 115695), (270, 93413), (327, 77130), (545, 46278), (654, 38565), (857, 29430), (981, 25710), (1090, 23139), (1635, 15426), (1714, 14715), (1962, 12855), (2571, 9810), (2943, 8570), (3270, 7713), (4285, 5886), (4905, 5142)]