67815845

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{757}}^1$

素因数の和:845

約数の個数: 32

約数和(自身を含む): 91687680

約数和(自身を除く): 23871835

約数列:

[1, 5, 19, 23, 41, 95, 115, 205, 437, 757, 779, 943, 2185, 3785, 3895, 4715, 14383, 17411, 17917, 31037, 71915, 87055, 89585, 155185, 330809, 589703, 713851, 1654045, 2948515, 3569255, 13563169, 67815845]

約数ペア:

[(1, 67815845), (5, 13563169), (19, 3569255), (23, 2948515), (41, 1654045), (95, 713851), (115, 589703), (205, 330809), (437, 155185), (757, 89585), (779, 87055), (943, 71915), (2185, 31037), (3785, 17917), (3895, 17411), (4715, 14383)]