200780216

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1429}}^1$

素因数の和:1648

約数の個数: 64

約数和(自身を含む): 466065600

約数和(自身を除く): 265285384

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 193, 364, 386, 728, 772, 1351, 1429, 1544, 2509, 2702, 2858, 5018, 5404, 5716, 10003, 10036, 10808, 11432, 17563, 18577, 20006, 20072, 35126, 37154, 40012, 70252, 74308, 80024, 130039, 140504, 148616, 260078, 275797, 520156, 551594, 1040312, 1103188, 1930579, 2206376, 3585361, 3861158, 7170722, 7722316, 14341444, 15444632, 25097527, 28682888, 50195054, 100390108, 200780216]

約数ペア:

[(1, 200780216), (2, 100390108), (4, 50195054), (7, 28682888), (8, 25097527), (13, 15444632), (14, 14341444), (26, 7722316), (28, 7170722), (52, 3861158), (56, 3585361), (91, 2206376), (104, 1930579), (182, 1103188), (193, 1040312), (364, 551594), (386, 520156), (728, 275797), (772, 260078), (1351, 148616), (1429, 140504), (1544, 130039), (2509, 80024), (2702, 74308), (2858, 70252), (5018, 40012), (5404, 37154), (5716, 35126), (10003, 20072), (10036, 20006), (10808, 18577), (11432, 17563)]