155861380

素因数分解:

$2^2\times 5^1\times {\mathrm{613}}^1\times {\mathrm{12713}}^1$

素因数の和:13335

約数の個数: 24

約数和(自身を含む): 327868632

約数和(自身を除く): 172007252

約数列:

[1, 2, 4, 5, 10, 20, 613, 1226, 2452, 3065, 6130, 12260, 12713, 25426, 50852, 63565, 127130, 254260, 7793069, 15586138, 31172276, 38965345, 77930690, 155861380]

約数ペア:

[(1, 155861380), (2, 77930690), (4, 38965345), (5, 31172276), (10, 15586138), (20, 7793069), (613, 254260), (1226, 127130), (2452, 63565), (3065, 50852), (6130, 25426), (12260, 12713)]