64782068

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{7643}}^1$

素因数の和:7823

約数の個数: 24

約数和(自身を含む): 122854368

約数和(自身を除く): 58072300

約数列:

[1, 2, 4, 13, 26, 52, 163, 326, 652, 2119, 4238, 7643, 8476, 15286, 30572, 99359, 198718, 397436, 1245809, 2491618, 4983236, 16195517, 32391034, 64782068]

約数ペア:

[(1, 64782068), (2, 32391034), (4, 16195517), (13, 4983236), (26, 2491618), (52, 1245809), (163, 397436), (326, 198718), (652, 99359), (2119, 30572), (4238, 15286), (7643, 8476)]