69392440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{133447}}^1$

素因数の和:133471

約数の個数: 32

約数和(自身を含む): 168144480

約数和(自身を除く): 98752040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 133447, 266894, 533788, 667235, 1067576, 1334470, 1734811, 2668940, 3469622, 5337880, 6939244, 8674055, 13878488, 17348110, 34696220, 69392440]

約数ペア:

[(1, 69392440), (2, 34696220), (4, 17348110), (5, 13878488), (8, 8674055), (10, 6939244), (13, 5337880), (20, 3469622), (26, 2668940), (40, 1734811), (52, 1334470), (65, 1067576), (104, 667235), (130, 533788), (260, 266894), (520, 133447)]