87921825

素因数分解:

$3^1\times 5^2\times {\mathrm{349}}^1\times {\mathrm{3359}}^1$

素因数の和:3721

約数の個数: 24

約数和(自身を含む): 145824000

約数和(自身を除く): 57902175

約数列:

[1, 3, 5, 15, 25, 75, 349, 1047, 1745, 3359, 5235, 8725, 10077, 16795, 26175, 50385, 83975, 251925, 1172291, 3516873, 5861455, 17584365, 29307275, 87921825]

約数ペア:

[(1, 87921825), (3, 29307275), (5, 17584365), (15, 5861455), (25, 3516873), (75, 1172291), (349, 251925), (1047, 83975), (1745, 50385), (3359, 26175), (5235, 16795), (8725, 10077)]