129096760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{607}}^1$

素因数の和:1040

約数の個数: 64

約数和(自身を含む): 314092800

約数和(自身を除く): 184996040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 409, 520, 607, 818, 1214, 1636, 2045, 2428, 3035, 3272, 4090, 4856, 5317, 6070, 7891, 8180, 10634, 12140, 15782, 16360, 21268, 24280, 26585, 31564, 39455, 42536, 53170, 63128, 78910, 106340, 157820, 212680, 248263, 315640, 496526, 993052, 1241315, 1986104, 2482630, 3227419, 4965260, 6454838, 9930520, 12909676, 16137095, 25819352, 32274190, 64548380, 129096760]

約数ペア:

[(1, 129096760), (2, 64548380), (4, 32274190), (5, 25819352), (8, 16137095), (10, 12909676), (13, 9930520), (20, 6454838), (26, 4965260), (40, 3227419), (52, 2482630), (65, 1986104), (104, 1241315), (130, 993052), (260, 496526), (409, 315640), (520, 248263), (607, 212680), (818, 157820), (1214, 106340), (1636, 78910), (2045, 63128), (2428, 53170), (3035, 42536), (3272, 39455), (4090, 31564), (4856, 26585), (5317, 24280), (6070, 21268), (7891, 16360), (8180, 15782), (10634, 12140)]