80179480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{117911}}^1$

素因数の和:117939

約数の個数: 32

約数和(自身を含む): 191017440

約数和(自身を除く): 110837960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 117911, 235822, 471644, 589555, 943288, 1179110, 2004487, 2358220, 4008974, 4716440, 8017948, 10022435, 16035896, 20044870, 40089740, 80179480]

約数ペア:

[(1, 80179480), (2, 40089740), (4, 20044870), (5, 16035896), (8, 10022435), (10, 8017948), (17, 4716440), (20, 4008974), (34, 2358220), (40, 2004487), (68, 1179110), (85, 943288), (136, 589555), (170, 471644), (340, 235822), (680, 117911)]