31001360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2293}}^1$

素因数の和:2332

約数の個数: 60

約数和(自身を含む): 78083172

約数和(自身を除く): 47081812

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2293, 2704, 3380, 4586, 6760, 9172, 11465, 13520, 18344, 22930, 29809, 36688, 45860, 59618, 91720, 119236, 149045, 183440, 238472, 298090, 387517, 476944, 596180, 775034, 1192360, 1550068, 1937585, 2384720, 3100136, 3875170, 6200272, 7750340, 15500680, 31001360]

約数ペア:

[(1, 31001360), (2, 15500680), (4, 7750340), (5, 6200272), (8, 3875170), (10, 3100136), (13, 2384720), (16, 1937585), (20, 1550068), (26, 1192360), (40, 775034), (52, 596180), (65, 476944), (80, 387517), (104, 298090), (130, 238472), (169, 183440), (208, 149045), (260, 119236), (338, 91720), (520, 59618), (676, 45860), (845, 36688), (1040, 29809), (1352, 22930), (1690, 18344), (2293, 13520), (2704, 11465), (3380, 9172), (4586, 6760)]