207840725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{8017}}^1$

素因数の和:8105

約数の個数: 24

約数和(自身を含む): 277390728

約数和(自身を除く): 69550003

約数列:

[1, 5, 17, 25, 61, 85, 305, 425, 1037, 1525, 5185, 8017, 25925, 40085, 136289, 200425, 489037, 681445, 2445185, 3407225, 8313629, 12225925, 41568145, 207840725]

約数ペア:

[(1, 207840725), (5, 41568145), (17, 12225925), (25, 8313629), (61, 3407225), (85, 2445185), (305, 681445), (425, 489037), (1037, 200425), (1525, 136289), (5185, 40085), (8017, 25925)]