245740000

素因数分解:

$2^5\times 5^4\times {\mathrm{11}}^1\times {\mathrm{1117}}^1$

素因数の和:1158

約数の個数: 120

約数和(自身を含む): 660107448

約数和(自身を除く): 414367448

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, 1000, 1100, 1117, 1250, 1375, 1760, 2000, 2200, 2234, 2500, 2750, 4000, 4400, 4468, 5000, 5500, 5585, 6875, 8800, 8936, 10000, 11000, 11170, 12287, 13750, 17872, 20000, 22000, 22340, 24574, 27500, 27925, 35744, 44000, 44680, 49148, 55000, 55850, 61435, 89360, 98296, 110000, 111700, 122870, 139625, 178720, 196592, 220000, 223400, 245740, 279250, 307175, 393184, 446800, 491480, 558500, 614350, 698125, 893600, 982960, 1117000, 1228700, 1396250, 1535875, 1965920, 2234000, 2457400, 2792500, 3071750, 4468000, 4914800, 5585000, 6143500, 7679375, 9829600, 11170000, 12287000, 15358750, 22340000, 24574000, 30717500, 49148000, 61435000, 122870000, 245740000]

約数ペア:

[(1, 245740000), (2, 122870000), (4, 61435000), (5, 49148000), (8, 30717500), (10, 24574000), (11, 22340000), (16, 15358750), (20, 12287000), (22, 11170000), (25, 9829600), (32, 7679375), (40, 6143500), (44, 5585000), (50, 4914800), (55, 4468000), (80, 3071750), (88, 2792500), (100, 2457400), (110, 2234000), (125, 1965920), (160, 1535875), (176, 1396250), (200, 1228700), (220, 1117000), (250, 982960), (275, 893600), (352, 698125), (400, 614350), (440, 558500), (500, 491480), (550, 446800), (625, 393184), (800, 307175), (880, 279250), (1000, 245740), (1100, 223400), (1117, 220000), (1250, 196592), (1375, 178720), (1760, 139625), (2000, 122870), (2200, 111700), (2234, 110000), (2500, 98296), (2750, 89360), (4000, 61435), (4400, 55850), (4468, 55000), (5000, 49148), (5500, 44680), (5585, 44000), (6875, 35744), (8800, 27925), (8936, 27500), (10000, 24574), (11000, 22340), (11170, 22000), (12287, 20000), (13750, 17872)]