51698390

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{2111}}^1$

素因数の和:2228

約数の個数: 32

約数和(自身を含む): 97320960

約数和(自身を除く): 45622570

約数列:

[1, 2, 5, 10, 31, 62, 79, 155, 158, 310, 395, 790, 2111, 2449, 4222, 4898, 10555, 12245, 21110, 24490, 65441, 130882, 166769, 327205, 333538, 654410, 833845, 1667690, 5169839, 10339678, 25849195, 51698390]

約数ペア:

[(1, 51698390), (2, 25849195), (5, 10339678), (10, 5169839), (31, 1667690), (62, 833845), (79, 654410), (155, 333538), (158, 327205), (310, 166769), (395, 130882), (790, 65441), (2111, 24490), (2449, 21110), (4222, 12245), (4898, 10555)]