31758370

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 68428800

約数和(自身を除く): 36670430

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 49, 70, 94, 98, 197, 235, 245, 329, 343, 394, 470, 490, 658, 686, 985, 1379, 1645, 1715, 1970, 2303, 2758, 3290, 3430, 4606, 6895, 9259, 9653, 11515, 13790, 16121, 18518, 19306, 23030, 32242, 46295, 48265, 64813, 67571, 80605, 92590, 96530, 129626, 135142, 161210, 324065, 337855, 453691, 648130, 675710, 907382, 2268455, 3175837, 4536910, 6351674, 15879185, 31758370]

約数ペア:

[(1, 31758370), (2, 15879185), (5, 6351674), (7, 4536910), (10, 3175837), (14, 2268455), (35, 907382), (47, 675710), (49, 648130), (70, 453691), (94, 337855), (98, 324065), (197, 161210), (235, 135142), (245, 129626), (329, 96530), (343, 92590), (394, 80605), (470, 67571), (490, 64813), (658, 48265), (686, 46295), (985, 32242), (1379, 23030), (1645, 19306), (1715, 18518), (1970, 16121), (2303, 13790), (2758, 11515), (3290, 9653), (3430, 9259), (4606, 6895)]