137864840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{757}}^1$

素因数の和:954

約数の個数: 64

約数和(自身を含む): 323362800

約数和(自身を除く): 185497960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 157, 232, 290, 314, 580, 628, 757, 785, 1160, 1256, 1514, 1570, 3028, 3140, 3785, 4553, 6056, 6280, 7570, 9106, 15140, 18212, 21953, 22765, 30280, 36424, 43906, 45530, 87812, 91060, 109765, 118849, 175624, 182120, 219530, 237698, 439060, 475396, 594245, 878120, 950792, 1188490, 2376980, 3446621, 4753960, 6893242, 13786484, 17233105, 27572968, 34466210, 68932420, 137864840]

約数ペア:

[(1, 137864840), (2, 68932420), (4, 34466210), (5, 27572968), (8, 17233105), (10, 13786484), (20, 6893242), (29, 4753960), (40, 3446621), (58, 2376980), (116, 1188490), (145, 950792), (157, 878120), (232, 594245), (290, 475396), (314, 439060), (580, 237698), (628, 219530), (757, 182120), (785, 175624), (1160, 118849), (1256, 109765), (1514, 91060), (1570, 87812), (3028, 45530), (3140, 43906), (3785, 36424), (4553, 30280), (6056, 22765), (6280, 21953), (7570, 18212), (9106, 15140)]