520199390

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{653}}^1$

素因数の和:797

約数の個数: 64

約数和(自身を含む): 1008624960

約数和(自身を除く): 488425570

約数列:

[1, 2, 5, 10, 29, 41, 58, 67, 82, 134, 145, 205, 290, 335, 410, 653, 670, 1189, 1306, 1943, 2378, 2747, 3265, 3886, 5494, 5945, 6530, 9715, 11890, 13735, 18937, 19430, 26773, 27470, 37874, 43751, 53546, 79663, 87502, 94685, 133865, 159326, 189370, 218755, 267730, 398315, 437510, 776417, 796630, 1268779, 1552834, 1793791, 2537558, 3587582, 3882085, 6343895, 7764170, 8968955, 12687790, 17937910, 52019939, 104039878, 260099695, 520199390]

約数ペア:

[(1, 520199390), (2, 260099695), (5, 104039878), (10, 52019939), (29, 17937910), (41, 12687790), (58, 8968955), (67, 7764170), (82, 6343895), (134, 3882085), (145, 3587582), (205, 2537558), (290, 1793791), (335, 1552834), (410, 1268779), (653, 796630), (670, 776417), (1189, 437510), (1306, 398315), (1943, 267730), (2378, 218755), (2747, 189370), (3265, 159326), (3886, 133865), (5494, 94685), (5945, 87502), (6530, 79663), (9715, 53546), (11890, 43751), (13735, 37874), (18937, 27470), (19430, 26773)]