77160040

素因数分解:

$2^3\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{1871}}^1$

素因数の和:2913

約数の個数: 32

約数和(自身を含む): 173871360

約数和(自身を除く): 96711320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1031, 1871, 2062, 3742, 4124, 5155, 7484, 8248, 9355, 10310, 14968, 18710, 20620, 37420, 41240, 74840, 1929001, 3858002, 7716004, 9645005, 15432008, 19290010, 38580020, 77160040]

約数ペア:

[(1, 77160040), (2, 38580020), (4, 19290010), (5, 15432008), (8, 9645005), (10, 7716004), (20, 3858002), (40, 1929001), (1031, 74840), (1871, 41240), (2062, 37420), (3742, 20620), (4124, 18710), (5155, 14968), (7484, 10310), (8248, 9355)]