31322710

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1279}}^1$

素因数の和:1396

約数の個数: 32

約数和(自身を含む): 58982400

約数和(自身を除く): 27659690

約数列:

[1, 2, 5, 10, 31, 62, 79, 155, 158, 310, 395, 790, 1279, 2449, 2558, 4898, 6395, 12245, 12790, 24490, 39649, 79298, 101041, 198245, 202082, 396490, 505205, 1010410, 3132271, 6264542, 15661355, 31322710]

約数ペア:

[(1, 31322710), (2, 15661355), (5, 6264542), (10, 3132271), (31, 1010410), (62, 505205), (79, 396490), (155, 202082), (158, 198245), (310, 101041), (395, 79298), (790, 39649), (1279, 24490), (2449, 12790), (2558, 12245), (4898, 6395)]