51190840

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{12671}}^1$

素因数の和:12783

約数の個数: 32

約数和(自身を含む): 116328960

約数和(自身を除く): 65138120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 12671, 25342, 50684, 63355, 101368, 126710, 253420, 506840, 1279771, 2559542, 5119084, 6398855, 10238168, 12797710, 25595420, 51190840]

約数ペア:

[(1, 51190840), (2, 25595420), (4, 12797710), (5, 10238168), (8, 6398855), (10, 5119084), (20, 2559542), (40, 1279771), (101, 506840), (202, 253420), (404, 126710), (505, 101368), (808, 63355), (1010, 50684), (2020, 25342), (4040, 12671)]