64825640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{147331}}^1$

素因数の和:147353

約数の個数: 32

約数和(自身を含む): 159118560

約数和(自身を除く): 94292920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 147331, 294662, 589324, 736655, 1178648, 1473310, 1620641, 2946620, 3241282, 5893240, 6482564, 8103205, 12965128, 16206410, 32412820, 64825640]

約数ペア:

[(1, 64825640), (2, 32412820), (4, 16206410), (5, 12965128), (8, 8103205), (10, 6482564), (11, 5893240), (20, 3241282), (22, 2946620), (40, 1620641), (44, 1473310), (55, 1178648), (88, 736655), (110, 589324), (220, 294662), (440, 147331)]