78684004

素因数分解:

$2^2\times 7^2\times {\mathrm{157}}^1\times {\mathrm{2557}}^1$

素因数の和:2732

約数の個数: 36

約数和(自身を含む): 161261436

約数和(自身を除く): 82577432

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 157, 196, 314, 628, 1099, 2198, 2557, 4396, 5114, 7693, 10228, 15386, 17899, 30772, 35798, 71596, 125293, 250586, 401449, 501172, 802898, 1605796, 2810143, 5620286, 11240572, 19671001, 39342002, 78684004]

約数ペア:

[(1, 78684004), (2, 39342002), (4, 19671001), (7, 11240572), (14, 5620286), (28, 2810143), (49, 1605796), (98, 802898), (157, 501172), (196, 401449), (314, 250586), (628, 125293), (1099, 71596), (2198, 35798), (2557, 30772), (4396, 17899), (5114, 15386), (7693, 10228)]