25621640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{58231}}^1$

素因数の和:58253

約数の個数: 32

約数和(自身を含む): 62890560

約数和(自身を除く): 37268920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 58231, 116462, 232924, 291155, 465848, 582310, 640541, 1164620, 1281082, 2329240, 2562164, 3202705, 5124328, 6405410, 12810820, 25621640]

約数ペア:

[(1, 25621640), (2, 12810820), (4, 6405410), (5, 5124328), (8, 3202705), (10, 2562164), (11, 2329240), (20, 1281082), (22, 1164620), (40, 640541), (44, 582310), (55, 465848), (88, 291155), (110, 232924), (220, 116462), (440, 58231)]