7712375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:176

約数の個数: 32

約数和(自身を含む): 10782720

約数和(自身を除く): 3070345

約数列:

[1, 5, 11, 25, 55, 71, 79, 125, 275, 355, 395, 781, 869, 1375, 1775, 1975, 3905, 4345, 5609, 8875, 9875, 19525, 21725, 28045, 61699, 97625, 108625, 140225, 308495, 701125, 1542475, 7712375]

約数ペア:

[(1, 7712375), (5, 1542475), (11, 701125), (25, 308495), (55, 140225), (71, 108625), (79, 97625), (125, 61699), (275, 28045), (355, 21725), (395, 19525), (781, 9875), (869, 8875), (1375, 5609), (1775, 4345), (1975, 3905)]