112220000

素因数分解:

$2^5\times 5^4\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:242

約数の個数: 120

約数和(自身を含む): 286558272

約数和(自身を除く): 174338272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 125, 155, 160, 181, 200, 248, 250, 310, 362, 400, 496, 500, 620, 625, 724, 775, 800, 905, 992, 1000, 1240, 1250, 1448, 1550, 1810, 2000, 2480, 2500, 2896, 3100, 3620, 3875, 4000, 4525, 4960, 5000, 5611, 5792, 6200, 7240, 7750, 9050, 10000, 11222, 12400, 14480, 15500, 18100, 19375, 20000, 22444, 22625, 24800, 28055, 28960, 31000, 36200, 38750, 44888, 45250, 56110, 62000, 72400, 77500, 89776, 90500, 112220, 113125, 124000, 140275, 144800, 155000, 179552, 181000, 224440, 226250, 280550, 310000, 362000, 448880, 452500, 561100, 620000, 701375, 724000, 897760, 905000, 1122200, 1402750, 1810000, 2244400, 2805500, 3506875, 3620000, 4488800, 5611000, 7013750, 11222000, 14027500, 22444000, 28055000, 56110000, 112220000]

約数ペア:

[(1, 112220000), (2, 56110000), (4, 28055000), (5, 22444000), (8, 14027500), (10, 11222000), (16, 7013750), (20, 5611000), (25, 4488800), (31, 3620000), (32, 3506875), (40, 2805500), (50, 2244400), (62, 1810000), (80, 1402750), (100, 1122200), (124, 905000), (125, 897760), (155, 724000), (160, 701375), (181, 620000), (200, 561100), (248, 452500), (250, 448880), (310, 362000), (362, 310000), (400, 280550), (496, 226250), (500, 224440), (620, 181000), (625, 179552), (724, 155000), (775, 144800), (800, 140275), (905, 124000), (992, 113125), (1000, 112220), (1240, 90500), (1250, 89776), (1448, 77500), (1550, 72400), (1810, 62000), (2000, 56110), (2480, 45250), (2500, 44888), (2896, 38750), (3100, 36200), (3620, 31000), (3875, 28960), (4000, 28055), (4525, 24800), (4960, 22625), (5000, 22444), (5611, 20000), (5792, 19375), (6200, 18100), (7240, 15500), (7750, 14480), (9050, 12400), (10000, 11222)]