79157668

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{5171}}^1$

素因数の和:5307

約数の個数: 24

約数和(自身を含む): 143367840

約数和(自身を除く): 64210172

約数列:

[1, 2, 4, 43, 86, 89, 172, 178, 356, 3827, 5171, 7654, 10342, 15308, 20684, 222353, 444706, 460219, 889412, 920438, 1840876, 19789417, 39578834, 79157668]

約数ペア:

[(1, 79157668), (2, 39578834), (4, 19789417), (43, 1840876), (86, 920438), (89, 889412), (172, 460219), (178, 444706), (356, 222353), (3827, 20684), (5171, 15308), (7654, 10342)]