158007620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{8221}}^1$

素因数の和:8292

約数の個数: 36

約数和(自身を含む): 342906732

約数和(自身を除く): 184899112

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 961, 1922, 3844, 4805, 8221, 9610, 16442, 19220, 32884, 41105, 82210, 164420, 254851, 509702, 1019404, 1274255, 2548510, 5097020, 7900381, 15800762, 31601524, 39501905, 79003810, 158007620]

約数ペア:

[(1, 158007620), (2, 79003810), (4, 39501905), (5, 31601524), (10, 15800762), (20, 7900381), (31, 5097020), (62, 2548510), (124, 1274255), (155, 1019404), (310, 509702), (620, 254851), (961, 164420), (1922, 82210), (3844, 41105), (4805, 32884), (8221, 19220), (9610, 16442)]