77630320

素因数分解:

$2^4\times 5^1\times {\mathrm{613}}^1\times {\mathrm{1583}}^1$

素因数の和:2209

約数の個数: 40

約数和(自身を含む): 180899136

約数和(自身を除く): 103268816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 613, 1226, 1583, 2452, 3065, 3166, 4904, 6130, 6332, 7915, 9808, 12260, 12664, 15830, 24520, 25328, 31660, 49040, 63320, 126640, 970379, 1940758, 3881516, 4851895, 7763032, 9703790, 15526064, 19407580, 38815160, 77630320]

約数ペア:

[(1, 77630320), (2, 38815160), (4, 19407580), (5, 15526064), (8, 9703790), (10, 7763032), (16, 4851895), (20, 3881516), (40, 1940758), (80, 970379), (613, 126640), (1226, 63320), (1583, 49040), (2452, 31660), (3065, 25328), (3166, 24520), (4904, 15830), (6130, 12664), (6332, 12260), (7915, 9808)]