25083520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{509}}^1$

素因数の和:546

約数の個数: 128

約数和(自身を含む): 74908800

約数和(自身を除く): 49825280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 509, 560, 616, 640, 704, 770, 880, 896, 1018, 1120, 1232, 1408, 1540, 1760, 2036, 2240, 2464, 2545, 3080, 3520, 3563, 4072, 4480, 4928, 5090, 5599, 6160, 7040, 7126, 8144, 9856, 10180, 11198, 12320, 14252, 16288, 17815, 20360, 22396, 24640, 27995, 28504, 32576, 35630, 39193, 40720, 44792, 49280, 55990, 57008, 65152, 71260, 78386, 81440, 89584, 111980, 114016, 142520, 156772, 162880, 179168, 195965, 223960, 228032, 285040, 313544, 325760, 358336, 391930, 447920, 456064, 570080, 627088, 716672, 783860, 895840, 1140160, 1254176, 1567720, 1791680, 2280320, 2508352, 3135440, 3583360, 5016704, 6270880, 12541760, 25083520]

約数ペア:

[(1, 25083520), (2, 12541760), (4, 6270880), (5, 5016704), (7, 3583360), (8, 3135440), (10, 2508352), (11, 2280320), (14, 1791680), (16, 1567720), (20, 1254176), (22, 1140160), (28, 895840), (32, 783860), (35, 716672), (40, 627088), (44, 570080), (55, 456064), (56, 447920), (64, 391930), (70, 358336), (77, 325760), (80, 313544), (88, 285040), (110, 228032), (112, 223960), (128, 195965), (140, 179168), (154, 162880), (160, 156772), (176, 142520), (220, 114016), (224, 111980), (280, 89584), (308, 81440), (320, 78386), (352, 71260), (385, 65152), (440, 57008), (448, 55990), (509, 49280), (560, 44792), (616, 40720), (640, 39193), (704, 35630), (770, 32576), (880, 28504), (896, 27995), (1018, 24640), (1120, 22396), (1232, 20360), (1408, 17815), (1540, 16288), (1760, 14252), (2036, 12320), (2240, 11198), (2464, 10180), (2545, 9856), (3080, 8144), (3520, 7126), (3563, 7040), (4072, 6160), (4480, 5599), (4928, 5090)]