156540890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{9551}}^1$

素因数の和:9718

約数の個数: 32

約数和(自身を含む): 309484800

約数和(自身を除く): 152943910

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 149, 298, 745, 1490, 1639, 3278, 8195, 9551, 16390, 19102, 47755, 95510, 105061, 210122, 525305, 1050610, 1423099, 2846198, 7115495, 14230990, 15654089, 31308178, 78270445, 156540890]

約数ペア:

[(1, 156540890), (2, 78270445), (5, 31308178), (10, 15654089), (11, 14230990), (22, 7115495), (55, 2846198), (110, 1423099), (149, 1050610), (298, 525305), (745, 210122), (1490, 105061), (1639, 95510), (3278, 47755), (8195, 19102), (9551, 16390)]