203400775

素因数分解:

$5^2\times {\mathrm{151}}^1\times {\mathrm{53881}}^1$

素因数の和:54042

約数の個数: 12

約数和(自身を含む): 253891984

約数和(自身を除く): 50491209

約数列:

[1, 5, 25, 151, 755, 3775, 53881, 269405, 1347025, 8136031, 40680155, 203400775]

約数ペア:

[(1, 203400775), (5, 40680155), (25, 8136031), (151, 1347025), (755, 269405), (3775, 53881)]