1659133040

素因数分解:

$2^4\times 5^1\times {\mathrm{409}}^1\times {\mathrm{50707}}^1$

素因数の和:51129

約数の個数: 40

約数和(自身を含む): 3866992080

約数和(自身を除く): 2207859040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 409, 818, 1636, 2045, 3272, 4090, 6544, 8180, 16360, 32720, 50707, 101414, 202828, 253535, 405656, 507070, 811312, 1014140, 2028280, 4056560, 20739163, 41478326, 82956652, 103695815, 165913304, 207391630, 331826608, 414783260, 829566520, 1659133040]

約数ペア:

[(1, 1659133040), (2, 829566520), (4, 414783260), (5, 331826608), (8, 207391630), (10, 165913304), (16, 103695815), (20, 82956652), (40, 41478326), (80, 20739163), (409, 4056560), (818, 2028280), (1636, 1014140), (2045, 811312), (3272, 507070), (4090, 405656), (6544, 253535), (8180, 202828), (16360, 101414), (32720, 50707)]