31101200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{5981}}^1$

素因数の和:6012

約数の個数: 60

約数和(自身を含む): 80481828

約数和(自身を除く): 49380628

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 5981, 11962, 23924, 29905, 47848, 59810, 77753, 95696, 119620, 149525, 155506, 239240, 299050, 311012, 388765, 478480, 598100, 622024, 777530, 1196200, 1244048, 1555060, 1943825, 2392400, 3110120, 3887650, 6220240, 7775300, 15550600, 31101200]

約数ペア:

[(1, 31101200), (2, 15550600), (4, 7775300), (5, 6220240), (8, 3887650), (10, 3110120), (13, 2392400), (16, 1943825), (20, 1555060), (25, 1244048), (26, 1196200), (40, 777530), (50, 622024), (52, 598100), (65, 478480), (80, 388765), (100, 311012), (104, 299050), (130, 239240), (200, 155506), (208, 149525), (260, 119620), (325, 95696), (400, 77753), (520, 59810), (650, 47848), (1040, 29905), (1300, 23924), (2600, 11962), (5200, 5981)]