71333480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{57527}}^1$

素因数の和:57569

約数の個数: 32

約数和(自身を含む): 165680640

約数和(自身を除く): 94347160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 57527, 115054, 230108, 287635, 460216, 575270, 1150540, 1783337, 2301080, 3566674, 7133348, 8916685, 14266696, 17833370, 35666740, 71333480]

約数ペア:

[(1, 71333480), (2, 35666740), (4, 17833370), (5, 14266696), (8, 8916685), (10, 7133348), (20, 3566674), (31, 2301080), (40, 1783337), (62, 1150540), (124, 575270), (155, 460216), (248, 287635), (310, 230108), (620, 115054), (1240, 57527)]