201640575

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{57203}}^1$

素因数の和:57263

約数の個数: 24

約数和(自身を含む): 340478208

約数和(自身を除く): 138837633

約数列:

[1, 3, 5, 15, 25, 47, 75, 141, 235, 705, 1175, 3525, 57203, 171609, 286015, 858045, 1430075, 2688541, 4290225, 8065623, 13442705, 40328115, 67213525, 201640575]

約数ペア:

[(1, 201640575), (3, 67213525), (5, 40328115), (15, 13442705), (25, 8065623), (47, 4290225), (75, 2688541), (141, 1430075), (235, 858045), (705, 286015), (1175, 171609), (3525, 57203)]