22806250

素因数分解:

$2^1\times 5^5\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 44294040

約数和(自身を除く): 21487790

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 89, 125, 178, 205, 250, 410, 445, 625, 890, 1025, 1250, 2050, 2225, 3125, 3649, 4450, 5125, 6250, 7298, 10250, 11125, 18245, 22250, 25625, 36490, 51250, 55625, 91225, 111250, 128125, 182450, 256250, 278125, 456125, 556250, 912250, 2280625, 4561250, 11403125, 22806250]

約数ペア:

[(1, 22806250), (2, 11403125), (5, 4561250), (10, 2280625), (25, 912250), (41, 556250), (50, 456125), (82, 278125), (89, 256250), (125, 182450), (178, 128125), (205, 111250), (250, 91225), (410, 55625), (445, 51250), (625, 36490), (890, 25625), (1025, 22250), (1250, 18245), (2050, 11125), (2225, 10250), (3125, 7298), (3649, 6250), (4450, 5125)]