202180000

素因数分解:

$2^5\times 5^4\times {\mathrm{11}}^1\times {\mathrm{919}}^1$

素因数の和:960

約数の個数: 120

約数和(自身を含む): 543201120

約数和(自身を除く): 341021120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 125, 160, 176, 200, 220, 250, 275, 352, 400, 440, 500, 550, 625, 800, 880, 919, 1000, 1100, 1250, 1375, 1760, 1838, 2000, 2200, 2500, 2750, 3676, 4000, 4400, 4595, 5000, 5500, 6875, 7352, 8800, 9190, 10000, 10109, 11000, 13750, 14704, 18380, 20000, 20218, 22000, 22975, 27500, 29408, 36760, 40436, 44000, 45950, 50545, 55000, 73520, 80872, 91900, 101090, 110000, 114875, 147040, 161744, 183800, 202180, 220000, 229750, 252725, 323488, 367600, 404360, 459500, 505450, 574375, 735200, 808720, 919000, 1010900, 1148750, 1263625, 1617440, 1838000, 2021800, 2297500, 2527250, 3676000, 4043600, 4595000, 5054500, 6318125, 8087200, 9190000, 10109000, 12636250, 18380000, 20218000, 25272500, 40436000, 50545000, 101090000, 202180000]

約数ペア:

[(1, 202180000), (2, 101090000), (4, 50545000), (5, 40436000), (8, 25272500), (10, 20218000), (11, 18380000), (16, 12636250), (20, 10109000), (22, 9190000), (25, 8087200), (32, 6318125), (40, 5054500), (44, 4595000), (50, 4043600), (55, 3676000), (80, 2527250), (88, 2297500), (100, 2021800), (110, 1838000), (125, 1617440), (160, 1263625), (176, 1148750), (200, 1010900), (220, 919000), (250, 808720), (275, 735200), (352, 574375), (400, 505450), (440, 459500), (500, 404360), (550, 367600), (625, 323488), (800, 252725), (880, 229750), (919, 220000), (1000, 202180), (1100, 183800), (1250, 161744), (1375, 147040), (1760, 114875), (1838, 110000), (2000, 101090), (2200, 91900), (2500, 80872), (2750, 73520), (3676, 55000), (4000, 50545), (4400, 45950), (4595, 44000), (5000, 40436), (5500, 36760), (6875, 29408), (7352, 27500), (8800, 22975), (9190, 22000), (10000, 20218), (10109, 20000), (11000, 18380), (13750, 14704)]