13800400

素因数分解:

$2^4\times 5^2\times {\mathrm{34501}}^1$

素因数の和:34519

約数の個数: 30

約数和(自身を含む): 33156422

約数和(自身を除く): 19356022

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 34501, 69002, 138004, 172505, 276008, 345010, 552016, 690020, 862525, 1380040, 1725050, 2760080, 3450100, 6900200, 13800400]

約数ペア:

[(1, 13800400), (2, 6900200), (4, 3450100), (5, 2760080), (8, 1725050), (10, 1380040), (16, 862525), (20, 690020), (25, 552016), (40, 345010), (50, 276008), (80, 172505), (100, 138004), (200, 69002), (400, 34501)]