127973375

素因数分解:

$5^3\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{821}}^1$

素因数の和:908

約数の個数: 32

約数和(自身を含む): 169266240

約数和(自身を除く): 41292865

約数列:

[1, 5, 25, 29, 43, 125, 145, 215, 725, 821, 1075, 1247, 3625, 4105, 5375, 6235, 20525, 23809, 31175, 35303, 102625, 119045, 155875, 176515, 595225, 882575, 1023787, 2976125, 4412875, 5118935, 25594675, 127973375]

約数ペア:

[(1, 127973375), (5, 25594675), (25, 5118935), (29, 4412875), (43, 2976125), (125, 1023787), (145, 882575), (215, 595225), (725, 176515), (821, 155875), (1075, 119045), (1247, 102625), (3625, 35303), (4105, 31175), (5375, 23809), (6235, 20525)]