31739360

素因数分解:

$2^5\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1217}}^1$

素因数の和:1395

約数の個数: 48

約数和(自身を含む): 75506256

約数和(自身を除く): 43766896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 163, 326, 652, 815, 1217, 1304, 1630, 2434, 2608, 3260, 4868, 5216, 6085, 6520, 9736, 12170, 13040, 19472, 24340, 26080, 38944, 48680, 97360, 194720, 198371, 396742, 793484, 991855, 1586968, 1983710, 3173936, 3967420, 6347872, 7934840, 15869680, 31739360]

約数ペア:

[(1, 31739360), (2, 15869680), (4, 7934840), (5, 6347872), (8, 3967420), (10, 3173936), (16, 1983710), (20, 1586968), (32, 991855), (40, 793484), (80, 396742), (160, 198371), (163, 194720), (326, 97360), (652, 48680), (815, 38944), (1217, 26080), (1304, 24340), (1630, 19472), (2434, 13040), (2608, 12170), (3260, 9736), (4868, 6520), (5216, 6085)]