2017664875

素因数分解:

$5^3\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{853}}^1$

素因数の和:1144

約数の個数: 32

約数和(自身を含む): 2557900800

約数和(自身を除く): 540235925

約数列:

[1, 5, 25, 125, 127, 149, 635, 745, 853, 3175, 3725, 4265, 15875, 18625, 18923, 21325, 94615, 106625, 108331, 127097, 473075, 541655, 635485, 2365375, 2708275, 3177425, 13541375, 15887125, 16141319, 80706595, 403532975, 2017664875]

約数ペア:

[(1, 2017664875), (5, 403532975), (25, 80706595), (125, 16141319), (127, 15887125), (149, 13541375), (635, 3177425), (745, 2708275), (853, 2365375), (3175, 635485), (3725, 541655), (4265, 473075), (15875, 127097), (18625, 108331), (18923, 106625), (21325, 94615)]