25432990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{21019}}^1$

素因数の和:21048

約数の個数: 24

約数和(自身を含む): 50321880

約数和(自身を除く): 24888890

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 21019, 42038, 105095, 210190, 231209, 462418, 1156045, 2312090, 2543299, 5086598, 12716495, 25432990]

約数ペア:

[(1, 25432990), (2, 12716495), (5, 5086598), (10, 2543299), (11, 2312090), (22, 1156045), (55, 462418), (110, 231209), (121, 210190), (242, 105095), (605, 42038), (1210, 21019)]