25015540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{10337}}^1$

素因数の和:10368

約数の個数: 36

約数和(自身を含む): 57748068

約数和(自身を除く): 32732528

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 10337, 20674, 41348, 51685, 103370, 113707, 206740, 227414, 454828, 568535, 1137070, 1250777, 2274140, 2501554, 5003108, 6253885, 12507770, 25015540]

約数ペア:

[(1, 25015540), (2, 12507770), (4, 6253885), (5, 5003108), (10, 2501554), (11, 2274140), (20, 1250777), (22, 1137070), (44, 568535), (55, 454828), (110, 227414), (121, 206740), (220, 113707), (242, 103370), (484, 51685), (605, 41348), (1210, 20674), (2420, 10337)]