69485720

素因数分解:

$2^3\times 5^1\times {\mathrm{631}}^1\times {\mathrm{2753}}^1$

素因数の和:3395

約数の個数: 32

約数和(自身を含む): 156647520

約数和(自身を除く): 87161800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 631, 1262, 2524, 2753, 3155, 5048, 5506, 6310, 11012, 12620, 13765, 22024, 25240, 27530, 55060, 110120, 1737143, 3474286, 6948572, 8685715, 13897144, 17371430, 34742860, 69485720]

約数ペア:

[(1, 69485720), (2, 34742860), (4, 17371430), (5, 13897144), (8, 8685715), (10, 6948572), (20, 3474286), (40, 1737143), (631, 110120), (1262, 55060), (2524, 27530), (2753, 25240), (3155, 22024), (5048, 13765), (5506, 12620), (6310, 11012)]