72812545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 97574400

約数和(自身を除く): 24761855

約数列:

[1, 5, 13, 43, 65, 109, 215, 239, 545, 559, 1195, 1417, 2795, 3107, 4687, 7085, 10277, 15535, 23435, 26051, 51385, 60931, 130255, 133601, 304655, 338663, 668005, 1120193, 1693315, 5600965, 14562509, 72812545]

約数ペア:

[(1, 72812545), (5, 14562509), (13, 5600965), (43, 1693315), (65, 1120193), (109, 668005), (215, 338663), (239, 304655), (545, 133601), (559, 130255), (1195, 60931), (1417, 51385), (2795, 26051), (3107, 23435), (4687, 15535), (7085, 10277)]