1391274025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{51481}}^1$

素因数の和:51561

約数の個数: 24

約数和(自身を含む): 1838525184

約数和(自身を除く): 447251159

約数列:

[1, 5, 23, 25, 47, 115, 235, 575, 1081, 1175, 5405, 27025, 51481, 257405, 1184063, 1287025, 2419607, 5920315, 12098035, 29601575, 55650961, 60490175, 278254805, 1391274025]

約数ペア:

[(1, 1391274025), (5, 278254805), (23, 60490175), (25, 55650961), (47, 29601575), (115, 12098035), (235, 5920315), (575, 2419607), (1081, 1287025), (1175, 1184063), (5405, 257405), (27025, 51481)]