72541070

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{21149}}^1$

素因数の和:21177

約数の個数: 32

約数和(自身を含む): 152280000

約数和(自身を除く): 79738930

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 21149, 42298, 105745, 148043, 211490, 296086, 740215, 1036301, 1480430, 2072602, 5181505, 7254107, 10363010, 14508214, 36270535, 72541070]

約数ペア:

[(1, 72541070), (2, 36270535), (5, 14508214), (7, 10363010), (10, 7254107), (14, 5181505), (35, 2072602), (49, 1480430), (70, 1036301), (98, 740215), (245, 296086), (343, 211490), (490, 148043), (686, 105745), (1715, 42298), (3430, 21149)]