72869680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70067}}^1$

素因数の和:70093

約数の個数: 40

約数和(自身を含む): 182457072

約数和(自身を除く): 109587392

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 70067, 140134, 280268, 350335, 560536, 700670, 910871, 1121072, 1401340, 1821742, 2802680, 3643484, 4554355, 5605360, 7286968, 9108710, 14573936, 18217420, 36434840, 72869680]

約数ペア:

[(1, 72869680), (2, 36434840), (4, 18217420), (5, 14573936), (8, 9108710), (10, 7286968), (13, 5605360), (16, 4554355), (20, 3643484), (26, 2802680), (40, 1821742), (52, 1401340), (65, 1121072), (80, 910871), (104, 700670), (130, 560536), (208, 350335), (260, 280268), (520, 140134), (1040, 70067)]