1900188575

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{17939}}^1$

素因数の和:18191

約数の個数: 24

約数和(自身を含む): 2491507200

約数和(自身を除く): 591318625

約数列:

[1, 5, 19, 25, 95, 223, 475, 1115, 4237, 5575, 17939, 21185, 89695, 105925, 340841, 448475, 1704205, 4000397, 8521025, 20001985, 76007543, 100009925, 380037715, 1900188575]

約数ペア:

[(1, 1900188575), (5, 380037715), (19, 100009925), (25, 76007543), (95, 20001985), (223, 8521025), (475, 4000397), (1115, 1704205), (4237, 448475), (5575, 340841), (17939, 105925), (21185, 89695)]