255943000

素因数分解:

$2^3\times 5^3\times {\mathrm{211}}^1\times {\mathrm{1213}}^1$

素因数の和:1445

約数の個数: 64

約数和(自身を含む): 602241120

約数和(自身を除く): 346298120

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 211, 250, 422, 500, 844, 1000, 1055, 1213, 1688, 2110, 2426, 4220, 4852, 5275, 6065, 8440, 9704, 10550, 12130, 21100, 24260, 26375, 30325, 42200, 48520, 52750, 60650, 105500, 121300, 151625, 211000, 242600, 255943, 303250, 511886, 606500, 1023772, 1213000, 1279715, 2047544, 2559430, 5118860, 6398575, 10237720, 12797150, 25594300, 31992875, 51188600, 63985750, 127971500, 255943000]

約数ペア:

[(1, 255943000), (2, 127971500), (4, 63985750), (5, 51188600), (8, 31992875), (10, 25594300), (20, 12797150), (25, 10237720), (40, 6398575), (50, 5118860), (100, 2559430), (125, 2047544), (200, 1279715), (211, 1213000), (250, 1023772), (422, 606500), (500, 511886), (844, 303250), (1000, 255943), (1055, 242600), (1213, 211000), (1688, 151625), (2110, 121300), (2426, 105500), (4220, 60650), (4852, 52750), (5275, 48520), (6065, 42200), (8440, 30325), (9704, 26375), (10550, 24260), (12130, 21100)]