15500680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2293}}^1$

素因数の和:2330

約数の個数: 48

約数和(自身を含む): 37782180

約数和(自身を除く): 22281500

約数列:

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

約数ペア:

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