89776000

素因数分解:

$2^7\times 5^3\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:241

約数の個数: 128

約数和(自身を含む): 231678720

約数和(自身を除く): 141902720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 125, 128, 155, 160, 181, 200, 248, 250, 310, 320, 362, 400, 496, 500, 620, 640, 724, 775, 800, 905, 992, 1000, 1240, 1448, 1550, 1600, 1810, 1984, 2000, 2480, 2896, 3100, 3200, 3620, 3875, 3968, 4000, 4525, 4960, 5611, 5792, 6200, 7240, 7750, 8000, 9050, 9920, 11222, 11584, 12400, 14480, 15500, 16000, 18100, 19840, 22444, 22625, 23168, 24800, 28055, 28960, 31000, 36200, 44888, 45250, 49600, 56110, 57920, 62000, 72400, 89776, 90500, 99200, 112220, 115840, 124000, 140275, 144800, 179552, 181000, 224440, 248000, 280550, 289600, 359104, 362000, 448880, 496000, 561100, 579200, 701375, 718208, 724000, 897760, 1122200, 1402750, 1448000, 1795520, 2244400, 2805500, 2896000, 3591040, 4488800, 5611000, 8977600, 11222000, 17955200, 22444000, 44888000, 89776000]

約数ペア:

[(1, 89776000), (2, 44888000), (4, 22444000), (5, 17955200), (8, 11222000), (10, 8977600), (16, 5611000), (20, 4488800), (25, 3591040), (31, 2896000), (32, 2805500), (40, 2244400), (50, 1795520), (62, 1448000), (64, 1402750), (80, 1122200), (100, 897760), (124, 724000), (125, 718208), (128, 701375), (155, 579200), (160, 561100), (181, 496000), (200, 448880), (248, 362000), (250, 359104), (310, 289600), (320, 280550), (362, 248000), (400, 224440), (496, 181000), (500, 179552), (620, 144800), (640, 140275), (724, 124000), (775, 115840), (800, 112220), (905, 99200), (992, 90500), (1000, 89776), (1240, 72400), (1448, 62000), (1550, 57920), (1600, 56110), (1810, 49600), (1984, 45250), (2000, 44888), (2480, 36200), (2896, 31000), (3100, 28960), (3200, 28055), (3620, 24800), (3875, 23168), (3968, 22625), (4000, 22444), (4525, 19840), (4960, 18100), (5611, 16000), (5792, 15500), (6200, 14480), (7240, 12400), (7750, 11584), (8000, 11222), (9050, 9920)]