145400

素因数分解:

$2^3\times 5^2\times {\mathrm{727}}^1$

素因数の和:743

約数の個数: 24

約数和(自身を含む): 338520

約数和(自身を除く): 193120

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 727, 1454, 2908, 3635, 5816, 7270, 14540, 18175, 29080, 36350, 72700, 145400]

約数ペア:

[(1, 145400), (2, 72700), (4, 36350), (5, 29080), (8, 18175), (10, 14540), (20, 7270), (25, 5816), (40, 3635), (50, 2908), (100, 1454), (200, 727)]