51226720

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2521}}^1$

素因数の和:2663

約数の個数: 48

約数和(自身を含む): 122024448

約数和(自身を除く): 70797728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 254, 508, 635, 1016, 1270, 2032, 2521, 2540, 4064, 5042, 5080, 10084, 10160, 12605, 20168, 20320, 25210, 40336, 50420, 80672, 100840, 201680, 320167, 403360, 640334, 1280668, 1600835, 2561336, 3201670, 5122672, 6403340, 10245344, 12806680, 25613360, 51226720]

約数ペア:

[(1, 51226720), (2, 25613360), (4, 12806680), (5, 10245344), (8, 6403340), (10, 5122672), (16, 3201670), (20, 2561336), (32, 1600835), (40, 1280668), (80, 640334), (127, 403360), (160, 320167), (254, 201680), (508, 100840), (635, 80672), (1016, 50420), (1270, 40336), (2032, 25210), (2521, 20320), (2540, 20168), (4064, 12605), (5042, 10160), (5080, 10084)]