71165140

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{31489}}^1$

素因数の和:31611

約数の個数: 24

約数和(自身を含む): 150774120

約数和(自身を除く): 79608980

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 31489, 62978, 125956, 157445, 314890, 629780, 3558257, 7116514, 14233028, 17791285, 35582570, 71165140]

約数ペア:

[(1, 71165140), (2, 35582570), (4, 17791285), (5, 14233028), (10, 7116514), (20, 3558257), (113, 629780), (226, 314890), (452, 157445), (565, 125956), (1130, 62978), (2260, 31489)]