6458000

素因数分解:

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

素因数の和:3252

約数の個数: 40

約数和(自身を含む): 15620280

約数和(自身を除く): 9162280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 3229, 6458, 12916, 16145, 25832, 32290, 51664, 64580, 80725, 129160, 161450, 258320, 322900, 403625, 645800, 807250, 1291600, 1614500, 3229000, 6458000]

約数ペア:

[(1, 6458000), (2, 3229000), (4, 1614500), (5, 1291600), (8, 807250), (10, 645800), (16, 403625), (20, 322900), (25, 258320), (40, 161450), (50, 129160), (80, 80725), (100, 64580), (125, 51664), (200, 32290), (250, 25832), (400, 16145), (500, 12916), (1000, 6458), (2000, 3229)]