890236735

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{2251}}^1$

素因数の和:2479

約数の個数: 32

約数和(自身を含む): 1180408320

約数和(自身を除く): 290171585

約数列:

[1, 5, 19, 23, 95, 115, 181, 437, 905, 2185, 2251, 3439, 4163, 11255, 17195, 20815, 42769, 51773, 79097, 213845, 258865, 395485, 407431, 983687, 2037155, 4918435, 7741189, 9370913, 38705945, 46854565, 178047347, 890236735]

約数ペア:

[(1, 890236735), (5, 178047347), (19, 46854565), (23, 38705945), (95, 9370913), (115, 7741189), (181, 4918435), (437, 2037155), (905, 983687), (2185, 407431), (2251, 395485), (3439, 258865), (4163, 213845), (11255, 79097), (17195, 51773), (20815, 42769)]