66469970

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{19379}}^1$

素因数の和:19407

約数の個数: 32

約数和(自身を含む): 139536000

約数和(自身を除く): 73066030

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 19379, 38758, 96895, 135653, 193790, 271306, 678265, 949571, 1356530, 1899142, 4747855, 6646997, 9495710, 13293994, 33234985, 66469970]

約数ペア:

[(1, 66469970), (2, 33234985), (5, 13293994), (7, 9495710), (10, 6646997), (14, 4747855), (35, 1899142), (49, 1356530), (70, 949571), (98, 678265), (245, 271306), (343, 193790), (490, 135653), (686, 96895), (1715, 38758), (3430, 19379)]