76978525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 108274320

約数和(自身を除く): 31295795

約数列:

[1, 5, 13, 25, 41, 53, 65, 109, 205, 265, 325, 533, 545, 689, 1025, 1325, 1417, 2173, 2665, 2725, 3445, 4469, 5777, 7085, 10865, 13325, 17225, 22345, 28249, 28885, 35425, 54325, 58097, 75101, 111725, 141245, 144425, 236857, 290485, 375505, 706225, 1184285, 1452425, 1877525, 3079141, 5921425, 15395705, 76978525]

約数ペア:

[(1, 76978525), (5, 15395705), (13, 5921425), (25, 3079141), (41, 1877525), (53, 1452425), (65, 1184285), (109, 706225), (205, 375505), (265, 290485), (325, 236857), (533, 144425), (545, 141245), (689, 111725), (1025, 75101), (1325, 58097), (1417, 54325), (2173, 35425), (2665, 28885), (2725, 28249), (3445, 22345), (4469, 17225), (5777, 13325), (7085, 10865)]