225775520

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:454

約数の個数: 96

約数和(自身を含む): 552738816

約数和(自身を除く): 326963296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 127, 160, 164, 205, 254, 271, 328, 410, 508, 542, 635, 656, 820, 1016, 1084, 1270, 1312, 1355, 1640, 2032, 2168, 2540, 2710, 3280, 4064, 4336, 5080, 5207, 5420, 6560, 8672, 10160, 10414, 10840, 11111, 20320, 20828, 21680, 22222, 26035, 34417, 41656, 43360, 44444, 52070, 55555, 68834, 83312, 88888, 104140, 111110, 137668, 166624, 172085, 177776, 208280, 222220, 275336, 344170, 355552, 416560, 444440, 550672, 688340, 833120, 888880, 1101344, 1376680, 1411097, 1777760, 2753360, 2822194, 5506720, 5644388, 7055485, 11288776, 14110970, 22577552, 28221940, 45155104, 56443880, 112887760, 225775520]

約数ペア:

[(1, 225775520), (2, 112887760), (4, 56443880), (5, 45155104), (8, 28221940), (10, 22577552), (16, 14110970), (20, 11288776), (32, 7055485), (40, 5644388), (41, 5506720), (80, 2822194), (82, 2753360), (127, 1777760), (160, 1411097), (164, 1376680), (205, 1101344), (254, 888880), (271, 833120), (328, 688340), (410, 550672), (508, 444440), (542, 416560), (635, 355552), (656, 344170), (820, 275336), (1016, 222220), (1084, 208280), (1270, 177776), (1312, 172085), (1355, 166624), (1640, 137668), (2032, 111110), (2168, 104140), (2540, 88888), (2710, 83312), (3280, 68834), (4064, 55555), (4336, 52070), (5080, 44444), (5207, 43360), (5420, 41656), (6560, 34417), (8672, 26035), (10160, 22222), (10414, 21680), (10840, 20828), (11111, 20320)]