42158000

素因数分解:

$2^4\times 5^3\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:327

約数の個数: 80

約数和(自身を含む): 103413024

約数和(自身を除く): 61255024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 107, 125, 197, 200, 214, 250, 394, 400, 428, 500, 535, 788, 856, 985, 1000, 1070, 1576, 1712, 1970, 2000, 2140, 2675, 3152, 3940, 4280, 4925, 5350, 7880, 8560, 9850, 10700, 13375, 15760, 19700, 21079, 21400, 24625, 26750, 39400, 42158, 42800, 49250, 53500, 78800, 84316, 98500, 105395, 107000, 168632, 197000, 210790, 214000, 337264, 394000, 421580, 526975, 843160, 1053950, 1686320, 2107900, 2634875, 4215800, 5269750, 8431600, 10539500, 21079000, 42158000]

約数ペア:

[(1, 42158000), (2, 21079000), (4, 10539500), (5, 8431600), (8, 5269750), (10, 4215800), (16, 2634875), (20, 2107900), (25, 1686320), (40, 1053950), (50, 843160), (80, 526975), (100, 421580), (107, 394000), (125, 337264), (197, 214000), (200, 210790), (214, 197000), (250, 168632), (394, 107000), (400, 105395), (428, 98500), (500, 84316), (535, 78800), (788, 53500), (856, 49250), (985, 42800), (1000, 42158), (1070, 39400), (1576, 26750), (1712, 24625), (1970, 21400), (2000, 21079), (2140, 19700), (2675, 15760), (3152, 13375), (3940, 10700), (4280, 9850), (4925, 8560), (5350, 7880)]