79667140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{81293}}^1$

素因数の和:81316

約数の個数: 36

約数和(自身を含む): 194617836

約数和(自身を除く): 114950696

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 81293, 162586, 325172, 406465, 569051, 812930, 1138102, 1625860, 2276204, 2845255, 3983357, 5690510, 7966714, 11381020, 15933428, 19916785, 39833570, 79667140]

約数ペア:

[(1, 79667140), (2, 39833570), (4, 19916785), (5, 15933428), (7, 11381020), (10, 7966714), (14, 5690510), (20, 3983357), (28, 2845255), (35, 2276204), (49, 1625860), (70, 1138102), (98, 812930), (140, 569051), (196, 406465), (245, 325172), (490, 162586), (980, 81293)]