13309615726025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{3371}}^1\times {\mathrm{50441}}^1$

素因数の和:53954

約数の個数: 48

約数和(自身を含む): 17210429462016

約数和(自身を除く): 3900813735991

約数列:

[1, 5, 25, 31, 101, 155, 505, 775, 2525, 3131, 3371, 15655, 16855, 50441, 78275, 84275, 104501, 252205, 340471, 522505, 1261025, 1563671, 1702355, 2612525, 5094541, 7818355, 8511775, 10554601, 25472705, 39091775, 52773005, 127363525, 157930771, 170036611, 263865025, 789653855, 850183055, 3948269275, 4250915275, 5271134941, 17173697711, 26355674705, 85868488555, 131778373525, 429342442775, 532384629041, 2661923145205, 13309615726025]

約数ペア:

[(1, 13309615726025), (5, 2661923145205), (25, 532384629041), (31, 429342442775), (101, 131778373525), (155, 85868488555), (505, 26355674705), (775, 17173697711), (2525, 5271134941), (3131, 4250915275), (3371, 3948269275), (15655, 850183055), (16855, 789653855), (50441, 263865025), (78275, 170036611), (84275, 157930771), (104501, 127363525), (252205, 52773005), (340471, 39091775), (522505, 25472705), (1261025, 10554601), (1563671, 8511775), (1702355, 7818355), (2612525, 5094541)]