11817500

素因数分解:

$2^2\times 5^4\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:216

約数の個数: 60

約数和(自身を含む): 26897640

約数和(自身を除く): 15080140

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 125, 145, 163, 250, 290, 326, 500, 580, 625, 652, 725, 815, 1250, 1450, 1630, 2500, 2900, 3260, 3625, 4075, 4727, 7250, 8150, 9454, 14500, 16300, 18125, 18908, 20375, 23635, 36250, 40750, 47270, 72500, 81500, 94540, 101875, 118175, 203750, 236350, 407500, 472700, 590875, 1181750, 2363500, 2954375, 5908750, 11817500]

約数ペア:

[(1, 11817500), (2, 5908750), (4, 2954375), (5, 2363500), (10, 1181750), (20, 590875), (25, 472700), (29, 407500), (50, 236350), (58, 203750), (100, 118175), (116, 101875), (125, 94540), (145, 81500), (163, 72500), (250, 47270), (290, 40750), (326, 36250), (500, 23635), (580, 20375), (625, 18908), (652, 18125), (725, 16300), (815, 14500), (1250, 9454), (1450, 8150), (1630, 7250), (2500, 4727), (2900, 4075), (3260, 3625)]