81541150

素因数分解:

$2^1\times 5^2\times {\mathrm{761}}^1\times {\mathrm{2143}}^1$

素因数の和:2916

約数の個数: 24

約数和(自身を含む): 151936704

約数和(自身を除く): 70395554

約数列:

[1, 2, 5, 10, 25, 50, 761, 1522, 2143, 3805, 4286, 7610, 10715, 19025, 21430, 38050, 53575, 107150, 1630823, 3261646, 8154115, 16308230, 40770575, 81541150]

約数ペア:

[(1, 81541150), (2, 40770575), (5, 16308230), (10, 8154115), (25, 3261646), (50, 1630823), (761, 107150), (1522, 53575), (2143, 38050), (3805, 21430), (4286, 19025), (7610, 10715)]