28765525

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2633}}^1$

素因数の和:2685

約数の個数: 24

約数和(自身を含む): 39193920

約数和(自身を除く): 10428395

約数列:

[1, 5, 19, 23, 25, 95, 115, 437, 475, 575, 2185, 2633, 10925, 13165, 50027, 60559, 65825, 250135, 302795, 1150621, 1250675, 1513975, 5753105, 28765525]

約数ペア:

[(1, 28765525), (5, 5753105), (19, 1513975), (23, 1250675), (25, 1150621), (95, 302795), (115, 250135), (437, 65825), (475, 60559), (575, 50027), (2185, 13165), (2633, 10925)]