666029950

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^2\times {\mathrm{47}}^1\times {\mathrm{337}}^1$

素因数の和:454

約数の個数: 72

約数和(自身を含む): 1314192672

約数和(自身を除く): 648162722

約数列:

[1, 2, 5, 10, 25, 29, 47, 50, 58, 94, 145, 235, 290, 337, 470, 674, 725, 841, 1175, 1363, 1450, 1682, 1685, 2350, 2726, 3370, 4205, 6815, 8410, 8425, 9773, 13630, 15839, 16850, 19546, 21025, 31678, 34075, 39527, 42050, 48865, 68150, 79054, 79195, 97730, 158390, 197635, 244325, 283417, 395270, 395975, 459331, 488650, 566834, 791950, 918662, 988175, 1417085, 1976350, 2296655, 2834170, 4593310, 7085425, 11483275, 13320599, 14170850, 22966550, 26641198, 66602995, 133205990, 333014975, 666029950]

約数ペア:

[(1, 666029950), (2, 333014975), (5, 133205990), (10, 66602995), (25, 26641198), (29, 22966550), (47, 14170850), (50, 13320599), (58, 11483275), (94, 7085425), (145, 4593310), (235, 2834170), (290, 2296655), (337, 1976350), (470, 1417085), (674, 988175), (725, 918662), (841, 791950), (1175, 566834), (1363, 488650), (1450, 459331), (1682, 395975), (1685, 395270), (2350, 283417), (2726, 244325), (3370, 197635), (4205, 158390), (6815, 97730), (8410, 79195), (8425, 79054), (9773, 68150), (13630, 48865), (15839, 42050), (16850, 39527), (19546, 34075), (21025, 31678)]