78566416

素因数分解:

$2^4\times {\mathrm{821}}^1\times {\mathrm{5981}}^1$

素因数の和:6810

約数の個数: 20

約数和(自身を含む): 152433324

約数和(自身を除く): 73866908

約数列:

[1, 2, 4, 8, 16, 821, 1642, 3284, 5981, 6568, 11962, 13136, 23924, 47848, 95696, 4910401, 9820802, 19641604, 39283208, 78566416]

約数ペア:

[(1, 78566416), (2, 39283208), (4, 19641604), (8, 9820802), (16, 4910401), (821, 95696), (1642, 47848), (3284, 23924), (5981, 13136), (6568, 11962)]