15715850

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:335

約数の個数: 48

約数和(自身を含む): 31337280

約数和(自身を除く): 15621430

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 71, 95, 142, 190, 233, 355, 466, 475, 710, 950, 1165, 1349, 1775, 2330, 2698, 3550, 4427, 5825, 6745, 8854, 11650, 13490, 16543, 22135, 33086, 33725, 44270, 67450, 82715, 110675, 165430, 221350, 314317, 413575, 628634, 827150, 1571585, 3143170, 7857925, 15715850]

約数ペア:

[(1, 15715850), (2, 7857925), (5, 3143170), (10, 1571585), (19, 827150), (25, 628634), (38, 413575), (50, 314317), (71, 221350), (95, 165430), (142, 110675), (190, 82715), (233, 67450), (355, 44270), (466, 33725), (475, 33086), (710, 22135), (950, 16543), (1165, 13490), (1349, 11650), (1775, 8854), (2330, 6745), (2698, 5825), (3550, 4427)]