201861520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5077}}^1$

素因数の和:5168

約数の個数: 80

約数和(自身を含む): 544036608

約数和(自身を除く): 342175088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 280, 284, 355, 497, 560, 568, 710, 994, 1136, 1420, 1988, 2485, 2840, 3976, 4970, 5077, 5680, 7952, 9940, 10154, 19880, 20308, 25385, 35539, 39760, 40616, 50770, 71078, 81232, 101540, 142156, 177695, 203080, 284312, 355390, 360467, 406160, 568624, 710780, 720934, 1421560, 1441868, 1802335, 2523269, 2843120, 2883736, 3604670, 5046538, 5767472, 7209340, 10093076, 12616345, 14418680, 20186152, 25232690, 28837360, 40372304, 50465380, 100930760, 201861520]

約数ペア:

[(1, 201861520), (2, 100930760), (4, 50465380), (5, 40372304), (7, 28837360), (8, 25232690), (10, 20186152), (14, 14418680), (16, 12616345), (20, 10093076), (28, 7209340), (35, 5767472), (40, 5046538), (56, 3604670), (70, 2883736), (71, 2843120), (80, 2523269), (112, 1802335), (140, 1441868), (142, 1421560), (280, 720934), (284, 710780), (355, 568624), (497, 406160), (560, 360467), (568, 355390), (710, 284312), (994, 203080), (1136, 177695), (1420, 142156), (1988, 101540), (2485, 81232), (2840, 71078), (3976, 50770), (4970, 40616), (5077, 39760), (5680, 35539), (7952, 25385), (9940, 20308), (10154, 19880)]