80174338

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{449}}^1$

素因数の和:634

約数の個数: 32

約数和(自身を含む): 131328000

約数和(自身を除く): 51153662

約数列:

[1, 2, 19, 37, 38, 74, 127, 254, 449, 703, 898, 1406, 2413, 4699, 4826, 8531, 9398, 16613, 17062, 33226, 57023, 89281, 114046, 178562, 315647, 631294, 1083437, 2109851, 2166874, 4219702, 40087169, 80174338]

約数ペア:

[(1, 80174338), (2, 40087169), (19, 4219702), (37, 2166874), (38, 2109851), (74, 1083437), (127, 631294), (254, 315647), (449, 178562), (703, 114046), (898, 89281), (1406, 57023), (2413, 33226), (4699, 17062), (4826, 16613), (8531, 9398)]