80994840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{674957}}^1$

素因数の和:674971

約数の個数: 32

約数和(自身を含む): 242984880

約数和(自身を除く): 161990040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 674957, 1349914, 2024871, 2699828, 3374785, 4049742, 5399656, 6749570, 8099484, 10124355, 13499140, 16198968, 20248710, 26998280, 40497420, 80994840]

約数ペア:

[(1, 80994840), (2, 40497420), (3, 26998280), (4, 20248710), (5, 16198968), (6, 13499140), (8, 10124355), (10, 8099484), (12, 6749570), (15, 5399656), (20, 4049742), (24, 3374785), (30, 2699828), (40, 2024871), (60, 1349914), (120, 674957)]