87328810

素因数分解:

$2^1\times 5^1\times {\mathrm{1997}}^1\times {\mathrm{4373}}^1$

素因数の和:6377

約数の個数: 16

約数和(自身を含む): 157306536

約数和(自身を除く): 69977726

約数列:

[1, 2, 5, 10, 1997, 3994, 4373, 8746, 9985, 19970, 21865, 43730, 8732881, 17465762, 43664405, 87328810]

約数ペア:

[(1, 87328810), (2, 43664405), (5, 17465762), (10, 8732881), (1997, 43730), (3994, 21865), (4373, 19970), (8746, 9985)]