409892075

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{2011}}^1$

素因数の和:2315

約数の個数: 24

約数和(自身を含む): 526918656

約数和(自身を除く): 117026581

約数列:

[1, 5, 25, 31, 155, 263, 775, 1315, 2011, 6575, 8153, 10055, 40765, 50275, 62341, 203825, 311705, 528893, 1558525, 2644465, 13222325, 16395683, 81978415, 409892075]

約数ペア:

[(1, 409892075), (5, 81978415), (25, 16395683), (31, 13222325), (155, 2644465), (263, 1558525), (775, 528893), (1315, 311705), (2011, 203825), (6575, 62341), (8153, 50275), (10055, 40765)]