80733575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 113430240

約数和(自身を除く): 32696665

約数列:

[1, 5, 13, 25, 43, 53, 65, 109, 215, 265, 325, 545, 559, 689, 1075, 1325, 1417, 2279, 2725, 2795, 3445, 4687, 5777, 7085, 11395, 13975, 17225, 23435, 28885, 29627, 35425, 56975, 60931, 75101, 117175, 144425, 148135, 248411, 304655, 375505, 740675, 1242055, 1523275, 1877525, 3229343, 6210275, 16146715, 80733575]

約数ペア:

[(1, 80733575), (5, 16146715), (13, 6210275), (25, 3229343), (43, 1877525), (53, 1523275), (65, 1242055), (109, 740675), (215, 375505), (265, 304655), (325, 248411), (545, 148135), (559, 144425), (689, 117175), (1075, 75101), (1325, 60931), (1417, 56975), (2279, 35425), (2725, 29627), (2795, 28885), (3445, 23435), (4687, 17225), (5777, 13975), (7085, 11395)]