42604000

素因数分解:

$2^5\times 5^3\times {\mathrm{10651}}^1$

素因数の和:10676

約数の個数: 48

約数和(自身を含む): 104687856

約数和(自身を除く): 62083856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 10651, 21302, 42604, 53255, 85208, 106510, 170416, 213020, 266275, 340832, 426040, 532550, 852080, 1065100, 1331375, 1704160, 2130200, 2662750, 4260400, 5325500, 8520800, 10651000, 21302000, 42604000]

約数ペア:

[(1, 42604000), (2, 21302000), (4, 10651000), (5, 8520800), (8, 5325500), (10, 4260400), (16, 2662750), (20, 2130200), (25, 1704160), (32, 1331375), (40, 1065100), (50, 852080), (80, 532550), (100, 426040), (125, 340832), (160, 266275), (200, 213020), (250, 170416), (400, 106510), (500, 85208), (800, 53255), (1000, 42604), (2000, 21302), (4000, 10651)]