156720968

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{1979}}^1$

素因数の和:2525

約数の個数: 32

約数和(自身を含む): 310068000

約数和(自身を除く): 153347032

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 521, 1042, 1979, 2084, 3958, 4168, 7916, 9899, 15832, 19798, 37601, 39596, 75202, 79192, 150404, 300808, 1031059, 2062118, 4124236, 8248472, 19590121, 39180242, 78360484, 156720968]

約数ペア:

[(1, 156720968), (2, 78360484), (4, 39180242), (8, 19590121), (19, 8248472), (38, 4124236), (76, 2062118), (152, 1031059), (521, 300808), (1042, 150404), (1979, 79192), (2084, 75202), (3958, 39596), (4168, 37601), (7916, 19798), (9899, 15832)]