145640450

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{36871}}^1$

素因数の和:36962

約数の個数: 24

約数和(自身を含む): 274327680

約数和(自身を除く): 128687230

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 790, 1975, 3950, 36871, 73742, 184355, 368710, 921775, 1843550, 2912809, 5825618, 14564045, 29128090, 72820225, 145640450]

約数ペア:

[(1, 145640450), (2, 72820225), (5, 29128090), (10, 14564045), (25, 5825618), (50, 2912809), (79, 1843550), (158, 921775), (395, 368710), (790, 184355), (1975, 73742), (3950, 36871)]