68142704

素因数分解:

$2^4\times 7^1\times {\mathrm{137}}^1\times {\mathrm{4441}}^1$

素因数の和:4593

約数の個数: 40

約数和(自身を含む): 152023008

約数和(自身を除く): 83880304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 137, 274, 548, 959, 1096, 1918, 2192, 3836, 4441, 7672, 8882, 15344, 17764, 31087, 35528, 62174, 71056, 124348, 248696, 497392, 608417, 1216834, 2433668, 4258919, 4867336, 8517838, 9734672, 17035676, 34071352, 68142704]

約数ペア:

[(1, 68142704), (2, 34071352), (4, 17035676), (7, 9734672), (8, 8517838), (14, 4867336), (16, 4258919), (28, 2433668), (56, 1216834), (112, 608417), (137, 497392), (274, 248696), (548, 124348), (959, 71056), (1096, 62174), (1918, 35528), (2192, 31087), (3836, 17764), (4441, 15344), (7672, 8882)]