630864880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2003}}^1$

素因数の和:2174

約数の個数: 80

約数和(自身を含む): 1526759424

約数和(自身を除く): 895894544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 127, 155, 248, 254, 310, 496, 508, 620, 635, 1016, 1240, 1270, 2003, 2032, 2480, 2540, 3937, 4006, 5080, 7874, 8012, 10015, 10160, 15748, 16024, 19685, 20030, 31496, 32048, 39370, 40060, 62093, 62992, 78740, 80120, 124186, 157480, 160240, 248372, 254381, 310465, 314960, 496744, 508762, 620930, 993488, 1017524, 1241860, 1271905, 2035048, 2483720, 2543810, 4070096, 4967440, 5087620, 7885811, 10175240, 15771622, 20350480, 31543244, 39429055, 63086488, 78858110, 126172976, 157716220, 315432440, 630864880]

約数ペア:

[(1, 630864880), (2, 315432440), (4, 157716220), (5, 126172976), (8, 78858110), (10, 63086488), (16, 39429055), (20, 31543244), (31, 20350480), (40, 15771622), (62, 10175240), (80, 7885811), (124, 5087620), (127, 4967440), (155, 4070096), (248, 2543810), (254, 2483720), (310, 2035048), (496, 1271905), (508, 1241860), (620, 1017524), (635, 993488), (1016, 620930), (1240, 508762), (1270, 496744), (2003, 314960), (2032, 310465), (2480, 254381), (2540, 248372), (3937, 160240), (4006, 157480), (5080, 124186), (7874, 80120), (8012, 78740), (10015, 62992), (10160, 62093), (15748, 40060), (16024, 39370), (19685, 32048), (20030, 31496)]