80005304

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{313}}^1\times {\mathrm{359}}^1$

素因数の和:767

約数の個数: 32

約数和(自身を含む): 152604000

約数和(自身を除く): 72598696

約数列:

[1, 2, 4, 8, 89, 178, 313, 356, 359, 626, 712, 718, 1252, 1436, 2504, 2872, 27857, 31951, 55714, 63902, 111428, 112367, 127804, 222856, 224734, 255608, 449468, 898936, 10000663, 20001326, 40002652, 80005304]

約数ペア:

[(1, 80005304), (2, 40002652), (4, 20001326), (8, 10000663), (89, 898936), (178, 449468), (313, 255608), (356, 224734), (359, 222856), (626, 127804), (712, 112367), (718, 111428), (1252, 63902), (1436, 55714), (2504, 31951), (2872, 27857)]