13017680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12517}}^1$

素因数の和:12543

約数の個数: 40

約数和(自身を含む): 32596872

約数和(自身を除く): 19579192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 12517, 25034, 50068, 62585, 100136, 125170, 162721, 200272, 250340, 325442, 500680, 650884, 813605, 1001360, 1301768, 1627210, 2603536, 3254420, 6508840, 13017680]

約数ペア:

[(1, 13017680), (2, 6508840), (4, 3254420), (5, 2603536), (8, 1627210), (10, 1301768), (13, 1001360), (16, 813605), (20, 650884), (26, 500680), (40, 325442), (52, 250340), (65, 200272), (80, 162721), (104, 125170), (130, 100136), (208, 62585), (260, 50068), (520, 25034), (1040, 12517)]