71169070

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{20749}}^1$

素因数の和:20777

約数の個数: 32

約数和(自身を含む): 149400000

約数和(自身を除く): 78230930

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 20749, 41498, 103745, 145243, 207490, 290486, 726215, 1016701, 1452430, 2033402, 5083505, 7116907, 10167010, 14233814, 35584535, 71169070]

約数ペア:

[(1, 71169070), (2, 35584535), (5, 14233814), (7, 10167010), (10, 7116907), (14, 5083505), (35, 2033402), (49, 1452430), (70, 1016701), (98, 726215), (245, 290486), (343, 207490), (490, 145243), (686, 103745), (1715, 41498), (3430, 20749)]