211304875

素因数分解:

$5^3\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1$

素因数の和:936

約数の個数: 32

約数和(自身を含む): 276981120

約数和(自身を除く): 65676245

約数列:

[1, 5, 25, 29, 71, 125, 145, 355, 725, 821, 1775, 2059, 3625, 4105, 8875, 10295, 20525, 23809, 51475, 58291, 102625, 119045, 257375, 291455, 595225, 1457275, 1690439, 2976125, 7286375, 8452195, 42260975, 211304875]

約数ペア:

[(1, 211304875), (5, 42260975), (25, 8452195), (29, 7286375), (71, 2976125), (125, 1690439), (145, 1457275), (355, 595225), (725, 291455), (821, 257375), (1775, 119045), (2059, 102625), (3625, 58291), (4105, 51475), (8875, 23809), (10295, 20525)]