642274564

素因数分解:

$2^2\times {\mathrm{37}}^2\times {\mathrm{53}}^1\times {\mathrm{2213}}^1$

素因数の和:2344

約数の個数: 36

約数和(自身を含む): 1177507044

約数和(自身を除く): 535232480

約数列:

[1, 2, 4, 37, 53, 74, 106, 148, 212, 1369, 1961, 2213, 2738, 3922, 4426, 5476, 7844, 8852, 72557, 81881, 117289, 145114, 163762, 234578, 290228, 327524, 469156, 3029597, 4339693, 6059194, 8679386, 12118388, 17358772, 160568641, 321137282, 642274564]

約数ペア:

[(1, 642274564), (2, 321137282), (4, 160568641), (37, 17358772), (53, 12118388), (74, 8679386), (106, 6059194), (148, 4339693), (212, 3029597), (1369, 469156), (1961, 327524), (2213, 290228), (2738, 234578), (3922, 163762), (4426, 145114), (5476, 117289), (7844, 81881), (8852, 72557)]