71676710

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{20897}}^1$

素因数の和:20925

約数の個数: 32

約数和(自身を含む): 150465600

約数和(自身を除く): 78788890

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 20897, 41794, 104485, 146279, 208970, 292558, 731395, 1023953, 1462790, 2047906, 5119765, 7167671, 10239530, 14335342, 35838355, 71676710]

約数ペア:

[(1, 71676710), (2, 35838355), (5, 14335342), (7, 10239530), (10, 7167671), (14, 5119765), (35, 2047906), (49, 1462790), (70, 1023953), (98, 731395), (245, 292558), (343, 208970), (490, 146279), (686, 104485), (1715, 41794), (3430, 20897)]