31889875

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:424

約数の個数: 32

約数和(自身を含む): 43243200

約数和(自身を除く): 11353325

約数列:

[1, 5, 17, 25, 43, 85, 125, 215, 349, 425, 731, 1075, 1745, 2125, 3655, 5375, 5933, 8725, 15007, 18275, 29665, 43625, 75035, 91375, 148325, 255119, 375175, 741625, 1275595, 1875875, 6377975, 31889875]

約数ペア:

[(1, 31889875), (5, 6377975), (17, 1875875), (25, 1275595), (43, 741625), (85, 375175), (125, 255119), (215, 148325), (349, 91375), (425, 75035), (731, 43625), (1075, 29665), (1745, 18275), (2125, 15007), (3655, 8725), (5375, 5933)]