72481100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 164656128

約数和(自身を除く): 92175028

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 103, 124, 155, 206, 227, 310, 412, 454, 515, 620, 775, 908, 1030, 1135, 1550, 2060, 2270, 2575, 3100, 3193, 4540, 5150, 5675, 6386, 7037, 10300, 11350, 12772, 14074, 15965, 22700, 23381, 28148, 31930, 35185, 46762, 63860, 70370, 79825, 93524, 116905, 140740, 159650, 175925, 233810, 319300, 351850, 467620, 584525, 703700, 724811, 1169050, 1449622, 2338100, 2899244, 3624055, 7248110, 14496220, 18120275, 36240550, 72481100]

約数ペア:

[(1, 72481100), (2, 36240550), (4, 18120275), (5, 14496220), (10, 7248110), (20, 3624055), (25, 2899244), (31, 2338100), (50, 1449622), (62, 1169050), (100, 724811), (103, 703700), (124, 584525), (155, 467620), (206, 351850), (227, 319300), (310, 233810), (412, 175925), (454, 159650), (515, 140740), (620, 116905), (775, 93524), (908, 79825), (1030, 70370), (1135, 63860), (1550, 46762), (2060, 35185), (2270, 31930), (2575, 28148), (3100, 23381), (3193, 22700), (4540, 15965), (5150, 14074), (5675, 12772), (6386, 11350), (7037, 10300)]