91656880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{163673}}^1$

素因数の和:163693

約数の個数: 40

約数和(自身を含む): 243546912

約数和(自身を除く): 151890032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 163673, 327346, 654692, 818365, 1145711, 1309384, 1636730, 2291422, 2618768, 3273460, 4582844, 5728555, 6546920, 9165688, 11457110, 13093840, 18331376, 22914220, 45828440, 91656880]

約数ペア:

[(1, 91656880), (2, 45828440), (4, 22914220), (5, 18331376), (7, 13093840), (8, 11457110), (10, 9165688), (14, 6546920), (16, 5728555), (20, 4582844), (28, 3273460), (35, 2618768), (40, 2291422), (56, 1636730), (70, 1309384), (80, 1145711), (112, 818365), (140, 654692), (280, 327346), (560, 163673)]