211000000

素因数分解:

$2^6\times 5^6\times {\mathrm{211}}^1$

素因数の和:253

約数の個数: 98

約数和(自身を含む): 525852644

約数和(自身を除く): 314852644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 211, 250, 320, 400, 422, 500, 625, 800, 844, 1000, 1055, 1250, 1600, 1688, 2000, 2110, 2500, 3125, 3376, 4000, 4220, 5000, 5275, 6250, 6752, 8000, 8440, 10000, 10550, 12500, 13504, 15625, 16880, 20000, 21100, 25000, 26375, 31250, 33760, 40000, 42200, 50000, 52750, 62500, 67520, 84400, 100000, 105500, 125000, 131875, 168800, 200000, 211000, 250000, 263750, 337600, 422000, 500000, 527500, 659375, 844000, 1000000, 1055000, 1318750, 1688000, 2110000, 2637500, 3296875, 4220000, 5275000, 6593750, 8440000, 10550000, 13187500, 21100000, 26375000, 42200000, 52750000, 105500000, 211000000]

約数ペア:

[(1, 211000000), (2, 105500000), (4, 52750000), (5, 42200000), (8, 26375000), (10, 21100000), (16, 13187500), (20, 10550000), (25, 8440000), (32, 6593750), (40, 5275000), (50, 4220000), (64, 3296875), (80, 2637500), (100, 2110000), (125, 1688000), (160, 1318750), (200, 1055000), (211, 1000000), (250, 844000), (320, 659375), (400, 527500), (422, 500000), (500, 422000), (625, 337600), (800, 263750), (844, 250000), (1000, 211000), (1055, 200000), (1250, 168800), (1600, 131875), (1688, 125000), (2000, 105500), (2110, 100000), (2500, 84400), (3125, 67520), (3376, 62500), (4000, 52750), (4220, 50000), (5000, 42200), (5275, 40000), (6250, 33760), (6752, 31250), (8000, 26375), (8440, 25000), (10000, 21100), (10550, 20000), (12500, 16880), (13504, 15625)]