672265780

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{3187}}^1$

素因数の和:3448

約数の個数: 48

約数和(自身を含む): 1446076800

約数和(自身を除く): 773811020

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 199, 212, 265, 398, 530, 796, 995, 1060, 1990, 3187, 3980, 6374, 10547, 12748, 15935, 21094, 31870, 42188, 52735, 63740, 105470, 168911, 210940, 337822, 634213, 675644, 844555, 1268426, 1689110, 2536852, 3171065, 3378220, 6342130, 12684260, 33613289, 67226578, 134453156, 168066445, 336132890, 672265780]

約数ペア:

[(1, 672265780), (2, 336132890), (4, 168066445), (5, 134453156), (10, 67226578), (20, 33613289), (53, 12684260), (106, 6342130), (199, 3378220), (212, 3171065), (265, 2536852), (398, 1689110), (530, 1268426), (796, 844555), (995, 675644), (1060, 634213), (1990, 337822), (3187, 210940), (3980, 168911), (6374, 105470), (10547, 63740), (12748, 52735), (15935, 42188), (21094, 31870)]