280313450

素因数分解:

$2^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{49613}}^1$

素因数の和:49738

約数の個数: 24

約数和(自身を含む): 526007628

約数和(自身を除く): 245694178

約数列:

[1, 2, 5, 10, 25, 50, 113, 226, 565, 1130, 2825, 5650, 49613, 99226, 248065, 496130, 1240325, 2480650, 5606269, 11212538, 28031345, 56062690, 140156725, 280313450]

約数ペア:

[(1, 280313450), (2, 140156725), (5, 56062690), (10, 28031345), (25, 11212538), (50, 5606269), (113, 2480650), (226, 1240325), (565, 496130), (1130, 248065), (2825, 99226), (5650, 49613)]