82484720

素因数分解:

$2^4\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1979}}^1$

素因数の和:2513

約数の個数: 40

約数和(自身を含む): 192242160

約数和(自身を除く): 109757440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 521, 1042, 1979, 2084, 2605, 3958, 4168, 5210, 7916, 8336, 9895, 10420, 15832, 19790, 20840, 31664, 39580, 41680, 79160, 158320, 1031059, 2062118, 4124236, 5155295, 8248472, 10310590, 16496944, 20621180, 41242360, 82484720]

約数ペア:

[(1, 82484720), (2, 41242360), (4, 20621180), (5, 16496944), (8, 10310590), (10, 8248472), (16, 5155295), (20, 4124236), (40, 2062118), (80, 1031059), (521, 158320), (1042, 79160), (1979, 41680), (2084, 39580), (2605, 31664), (3958, 20840), (4168, 19790), (5210, 15832), (7916, 10420), (8336, 9895)]