28193500

素因数分解:

$2^2\times 5^3\times {\mathrm{113}}^1\times {\mathrm{499}}^1$

素因数の和:631

約数の個数: 48

約数和(自身を含む): 62244000

約数和(自身を除く): 34050500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 113, 125, 226, 250, 452, 499, 500, 565, 998, 1130, 1996, 2260, 2495, 2825, 4990, 5650, 9980, 11300, 12475, 14125, 24950, 28250, 49900, 56387, 56500, 62375, 112774, 124750, 225548, 249500, 281935, 563870, 1127740, 1409675, 2819350, 5638700, 7048375, 14096750, 28193500]

約数ペア:

[(1, 28193500), (2, 14096750), (4, 7048375), (5, 5638700), (10, 2819350), (20, 1409675), (25, 1127740), (50, 563870), (100, 281935), (113, 249500), (125, 225548), (226, 124750), (250, 112774), (452, 62375), (499, 56500), (500, 56387), (565, 49900), (998, 28250), (1130, 24950), (1996, 14125), (2260, 12475), (2495, 11300), (2825, 9980), (4990, 5650)]