680007692

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8609}}^1$

素因数の和:8671

約数の個数: 72

約数和(自身を含む): 1539054720

約数和(自身を除く): 859047028

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 49, 52, 62, 91, 98, 124, 182, 196, 217, 364, 403, 434, 637, 806, 868, 1274, 1519, 1612, 2548, 2821, 3038, 5642, 6076, 8609, 11284, 17218, 19747, 34436, 39494, 60263, 78988, 111917, 120526, 223834, 241052, 266879, 421841, 447668, 533758, 783419, 843682, 1067516, 1566838, 1687364, 1868153, 3133676, 3469427, 3736306, 5483933, 6938854, 7472612, 10967866, 13077071, 13877708, 21935732, 24285989, 26154142, 48571978, 52308284, 97143956, 170001923, 340003846, 680007692]

約数ペア:

[(1, 680007692), (2, 340003846), (4, 170001923), (7, 97143956), (13, 52308284), (14, 48571978), (26, 26154142), (28, 24285989), (31, 21935732), (49, 13877708), (52, 13077071), (62, 10967866), (91, 7472612), (98, 6938854), (124, 5483933), (182, 3736306), (196, 3469427), (217, 3133676), (364, 1868153), (403, 1687364), (434, 1566838), (637, 1067516), (806, 843682), (868, 783419), (1274, 533758), (1519, 447668), (1612, 421841), (2548, 266879), (2821, 241052), (3038, 223834), (5642, 120526), (6076, 111917), (8609, 78988), (11284, 60263), (17218, 39494), (19747, 34436)]