80570225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1877}}^1$

素因数の和:2005

約数の個数: 24

約数和(自身を含む): 106888248

約数和(自身を除く): 26318023

約数列:

[1, 5, 17, 25, 85, 101, 425, 505, 1717, 1877, 2525, 8585, 9385, 31909, 42925, 46925, 159545, 189577, 797725, 947885, 3222809, 4739425, 16114045, 80570225]

約数ペア:

[(1, 80570225), (5, 16114045), (17, 4739425), (25, 3222809), (85, 947885), (101, 797725), (425, 189577), (505, 159545), (1717, 46925), (1877, 42925), (2525, 31909), (8585, 9385)]