40740872

素因数分解:

$2^3\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:525

約数の個数: 32

約数和(自身を含む): 77736000

約数和(自身を除く): 36995128

約数列:

[1, 2, 4, 8, 157, 163, 199, 314, 326, 398, 628, 652, 796, 1256, 1304, 1592, 25591, 31243, 32437, 51182, 62486, 64874, 102364, 124972, 129748, 204728, 249944, 259496, 5092609, 10185218, 20370436, 40740872]

約数ペア:

[(1, 40740872), (2, 20370436), (4, 10185218), (8, 5092609), (157, 259496), (163, 249944), (199, 204728), (314, 129748), (326, 124972), (398, 102364), (628, 64874), (652, 62486), (796, 51182), (1256, 32437), (1304, 31243), (1592, 25591)]