9889000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:92

約数の個数: 128

約数和(自身を含む): 26956800

約数和(自身を除く): 17067800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 29, 31, 40, 44, 50, 55, 58, 62, 88, 100, 110, 116, 124, 125, 145, 155, 200, 220, 232, 248, 250, 275, 290, 310, 319, 341, 440, 500, 550, 580, 620, 638, 682, 725, 775, 899, 1000, 1100, 1160, 1240, 1276, 1364, 1375, 1450, 1550, 1595, 1705, 1798, 2200, 2552, 2728, 2750, 2900, 3100, 3190, 3410, 3596, 3625, 3875, 4495, 5500, 5800, 6200, 6380, 6820, 7192, 7250, 7750, 7975, 8525, 8990, 9889, 11000, 12760, 13640, 14500, 15500, 15950, 17050, 17980, 19778, 22475, 29000, 31000, 31900, 34100, 35960, 39556, 39875, 42625, 44950, 49445, 63800, 68200, 79112, 79750, 85250, 89900, 98890, 112375, 159500, 170500, 179800, 197780, 224750, 247225, 319000, 341000, 395560, 449500, 494450, 899000, 988900, 1236125, 1977800, 2472250, 4944500, 9889000]

約数ペア:

[(1, 9889000), (2, 4944500), (4, 2472250), (5, 1977800), (8, 1236125), (10, 988900), (11, 899000), (20, 494450), (22, 449500), (25, 395560), (29, 341000), (31, 319000), (40, 247225), (44, 224750), (50, 197780), (55, 179800), (58, 170500), (62, 159500), (88, 112375), (100, 98890), (110, 89900), (116, 85250), (124, 79750), (125, 79112), (145, 68200), (155, 63800), (200, 49445), (220, 44950), (232, 42625), (248, 39875), (250, 39556), (275, 35960), (290, 34100), (310, 31900), (319, 31000), (341, 29000), (440, 22475), (500, 19778), (550, 17980), (580, 17050), (620, 15950), (638, 15500), (682, 14500), (725, 13640), (775, 12760), (899, 11000), (1000, 9889), (1100, 8990), (1160, 8525), (1240, 7975), (1276, 7750), (1364, 7250), (1375, 7192), (1450, 6820), (1550, 6380), (1595, 6200), (1705, 5800), (1798, 5500), (2200, 4495), (2552, 3875), (2728, 3625), (2750, 3596), (2900, 3410), (3100, 3190)]