2007788125

素因数分解:

$5^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{4289}}^1$

素因数の和:4423

約数の個数: 40

約数和(自身を含む): 2894823360

約数和(自身を除く): 887035235

約数列:

[1, 5, 7, 25, 35, 107, 125, 175, 535, 625, 749, 875, 2675, 3745, 4289, 4375, 13375, 18725, 21445, 30023, 66875, 93625, 107225, 150115, 458923, 468125, 536125, 750575, 2294615, 2680625, 3212461, 3752875, 11473075, 16062305, 18764375, 57365375, 80311525, 286826875, 401557625, 2007788125]

約数ペア:

[(1, 2007788125), (5, 401557625), (7, 286826875), (25, 80311525), (35, 57365375), (107, 18764375), (125, 16062305), (175, 11473075), (535, 3752875), (625, 3212461), (749, 2680625), (875, 2294615), (2675, 750575), (3745, 536125), (4289, 468125), (4375, 458923), (13375, 150115), (18725, 107225), (21445, 93625), (30023, 66875)]