64191890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{839}}^1\times {\mathrm{1093}}^1$

素因数の和:1946

約数の個数: 32

約数和(自身を含む): 132330240

約数和(自身を除く): 68138350

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 839, 1093, 1678, 2186, 4195, 5465, 5873, 7651, 8390, 10930, 11746, 15302, 29365, 38255, 58730, 76510, 917027, 1834054, 4585135, 6419189, 9170270, 12838378, 32095945, 64191890]

約数ペア:

[(1, 64191890), (2, 32095945), (5, 12838378), (7, 9170270), (10, 6419189), (14, 4585135), (35, 1834054), (70, 917027), (839, 76510), (1093, 58730), (1678, 38255), (2186, 29365), (4195, 15302), (5465, 11746), (5873, 10930), (7651, 8390)]