73874840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{142067}}^1$

素因数の和:142091

約数の個数: 32

約数和(自身を含む): 179005680

約数和(自身を除く): 105130840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 142067, 284134, 568268, 710335, 1136536, 1420670, 1846871, 2841340, 3693742, 5682680, 7387484, 9234355, 14774968, 18468710, 36937420, 73874840]

約数ペア:

[(1, 73874840), (2, 36937420), (4, 18468710), (5, 14774968), (8, 9234355), (10, 7387484), (13, 5682680), (20, 3693742), (26, 2841340), (40, 1846871), (52, 1420670), (65, 1136536), (104, 710335), (130, 568268), (260, 284134), (520, 142067)]