208766495

素因数分解:

$5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{809}}^1$

素因数の和:995

約数の個数: 32

約数和(自身を含む): 293466240

約数和(自身を除く): 84699745

約数列:

[1, 5, 7, 35, 73, 101, 365, 505, 511, 707, 809, 2555, 3535, 4045, 5663, 7373, 28315, 36865, 51611, 59057, 81709, 258055, 295285, 408545, 413399, 571963, 2066995, 2859815, 5964757, 29823785, 41753299, 208766495]

約数ペア:

[(1, 208766495), (5, 41753299), (7, 29823785), (35, 5964757), (73, 2859815), (101, 2066995), (365, 571963), (505, 413399), (511, 408545), (707, 295285), (809, 258055), (2555, 81709), (3535, 59057), (4045, 51611), (5663, 36865), (7373, 28315)]