489345800

素因数分解:

$2^3\times 5^2\times {\mathrm{149}}^1\times {\mathrm{16421}}^1$

素因数の和:16586

約数の個数: 48

約数和(自身を含む): 1145434500

約数和(自身を除く): 656088700

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 149, 200, 298, 596, 745, 1192, 1490, 2980, 3725, 5960, 7450, 14900, 16421, 29800, 32842, 65684, 82105, 131368, 164210, 328420, 410525, 656840, 821050, 1642100, 2446729, 3284200, 4893458, 9786916, 12233645, 19573832, 24467290, 48934580, 61168225, 97869160, 122336450, 244672900, 489345800]

約数ペア:

[(1, 489345800), (2, 244672900), (4, 122336450), (5, 97869160), (8, 61168225), (10, 48934580), (20, 24467290), (25, 19573832), (40, 12233645), (50, 9786916), (100, 4893458), (149, 3284200), (200, 2446729), (298, 1642100), (596, 821050), (745, 656840), (1192, 410525), (1490, 328420), (2980, 164210), (3725, 131368), (5960, 82105), (7450, 65684), (14900, 32842), (16421, 29800)]