664355530

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{6299}}^1$

素因数の和:6558

約数の個数: 32

約数和(自身を含む): 1224720000

約数和(自身を除く): 560364470

約数列:

[1, 2, 5, 10, 53, 106, 199, 265, 398, 530, 995, 1990, 6299, 10547, 12598, 21094, 31495, 52735, 62990, 105470, 333847, 667694, 1253501, 1669235, 2507002, 3338470, 6267505, 12535010, 66435553, 132871106, 332177765, 664355530]

約数ペア:

[(1, 664355530), (2, 332177765), (5, 132871106), (10, 66435553), (53, 12535010), (106, 6267505), (199, 3338470), (265, 2507002), (398, 1669235), (530, 1253501), (995, 667694), (1990, 333847), (6299, 105470), (10547, 62990), (12598, 52735), (21094, 31495)]