127912720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{9461}}^1$

素因数の和:9500

約数の個数: 60

約数和(自身を含む): 322067556

約数和(自身を除く): 194154836

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, 2704, 3380, 6760, 9461, 13520, 18922, 37844, 47305, 75688, 94610, 122993, 151376, 189220, 245986, 378440, 491972, 614965, 756880, 983944, 1229930, 1598909, 1967888, 2459860, 3197818, 4919720, 6395636, 7994545, 9839440, 12791272, 15989090, 25582544, 31978180, 63956360, 127912720]

約数ペア:

[(1, 127912720), (2, 63956360), (4, 31978180), (5, 25582544), (8, 15989090), (10, 12791272), (13, 9839440), (16, 7994545), (20, 6395636), (26, 4919720), (40, 3197818), (52, 2459860), (65, 1967888), (80, 1598909), (104, 1229930), (130, 983944), (169, 756880), (208, 614965), (260, 491972), (338, 378440), (520, 245986), (676, 189220), (845, 151376), (1040, 122993), (1352, 94610), (1690, 75688), (2704, 47305), (3380, 37844), (6760, 18922), (9461, 13520)]