16145000

素因数分解:

$2^3\times 5^4\times {\mathrm{3229}}^1$

素因数の和:3255

約数の個数: 40

約数和(自身を含む): 37839450

約数和(自身を除く): 21694450

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 3229, 5000, 6458, 12916, 16145, 25832, 32290, 64580, 80725, 129160, 161450, 322900, 403625, 645800, 807250, 1614500, 2018125, 3229000, 4036250, 8072500, 16145000]

約数ペア:

[(1, 16145000), (2, 8072500), (4, 4036250), (5, 3229000), (8, 2018125), (10, 1614500), (20, 807250), (25, 645800), (40, 403625), (50, 322900), (100, 161450), (125, 129160), (200, 80725), (250, 64580), (500, 32290), (625, 25832), (1000, 16145), (1250, 12916), (2500, 6458), (3229, 5000)]