31351840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15073}}^1$

素因数の和:15101

約数の個数: 48

約数和(自身を含む): 79771608

約数和(自身を除く): 48419768

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 15073, 30146, 60292, 75365, 120584, 150730, 195949, 241168, 301460, 391898, 482336, 602920, 783796, 979745, 1205840, 1567592, 1959490, 2411680, 3135184, 3918980, 6270368, 7837960, 15675920, 31351840]

約数ペア:

[(1, 31351840), (2, 15675920), (4, 7837960), (5, 6270368), (8, 3918980), (10, 3135184), (13, 2411680), (16, 1959490), (20, 1567592), (26, 1205840), (32, 979745), (40, 783796), (52, 602920), (65, 482336), (80, 391898), (104, 301460), (130, 241168), (160, 195949), (208, 150730), (260, 120584), (416, 75365), (520, 60292), (1040, 30146), (2080, 15073)]