90910480

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{30713}}^1$

素因数の和:30763

約数の個数: 40

約数和(自身を含む): 217086552

約数和(自身を除く): 126176072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 30713, 61426, 122852, 153565, 245704, 307130, 491408, 614260, 1136381, 1228520, 2272762, 2457040, 4545524, 5681905, 9091048, 11363810, 18182096, 22727620, 45455240, 90910480]

約数ペア:

[(1, 90910480), (2, 45455240), (4, 22727620), (5, 18182096), (8, 11363810), (10, 9091048), (16, 5681905), (20, 4545524), (37, 2457040), (40, 2272762), (74, 1228520), (80, 1136381), (148, 614260), (185, 491408), (296, 307130), (370, 245704), (592, 153565), (740, 122852), (1480, 61426), (2960, 30713)]