181310465

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{2447}}^1$

素因数の和:2561

約数の個数: 32

約数和(自身を含む): 260858880

約数和(自身を除く): 79548415

約数列:

[1, 5, 7, 29, 35, 73, 145, 203, 365, 511, 1015, 2117, 2447, 2555, 10585, 12235, 14819, 17129, 70963, 74095, 85645, 178631, 354815, 496741, 893155, 1250417, 2483705, 5180299, 6252085, 25901495, 36262093, 181310465]

約数ペア:

[(1, 181310465), (5, 36262093), (7, 25901495), (29, 6252085), (35, 5180299), (73, 2483705), (145, 1250417), (203, 893155), (365, 496741), (511, 354815), (1015, 178631), (2117, 85645), (2447, 74095), (2555, 70963), (10585, 17129), (12235, 14819)]