201902450

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{661}}^1$

素因数の和:863

約数の個数: 48

約数和(自身を含む): 387865800

約数和(自身を除く): 185963350

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 149, 205, 298, 410, 661, 745, 1025, 1322, 1490, 2050, 3305, 3725, 6109, 6610, 7450, 12218, 16525, 27101, 30545, 33050, 54202, 61090, 98489, 135505, 152725, 196978, 271010, 305450, 492445, 677525, 984890, 1355050, 2462225, 4038049, 4924450, 8076098, 20190245, 40380490, 100951225, 201902450]

約数ペア:

[(1, 201902450), (2, 100951225), (5, 40380490), (10, 20190245), (25, 8076098), (41, 4924450), (50, 4038049), (82, 2462225), (149, 1355050), (205, 984890), (298, 677525), (410, 492445), (661, 305450), (745, 271010), (1025, 196978), (1322, 152725), (1490, 135505), (2050, 98489), (3305, 61090), (3725, 54202), (6109, 33050), (6610, 30545), (7450, 27101), (12218, 16525)]