189689000

素因数分解:

$2^3\times 5^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:292

約数の個数: 128

約数和(自身を含む): 476236800

約数和(自身を除く): 286547800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 31, 40, 50, 58, 62, 100, 116, 124, 125, 145, 155, 200, 211, 232, 248, 250, 290, 310, 422, 500, 580, 620, 725, 775, 844, 899, 1000, 1055, 1160, 1240, 1450, 1550, 1688, 1798, 2110, 2900, 3100, 3596, 3625, 3875, 4220, 4495, 5275, 5800, 6119, 6200, 6541, 7192, 7250, 7750, 8440, 8990, 10550, 12238, 13082, 14500, 15500, 17980, 21100, 22475, 24476, 26164, 26375, 29000, 30595, 31000, 32705, 35960, 42200, 44950, 48952, 52328, 52750, 61190, 65410, 89900, 105500, 112375, 122380, 130820, 152975, 163525, 179800, 189689, 211000, 224750, 244760, 261640, 305950, 327050, 379378, 449500, 611900, 654100, 758756, 764875, 817625, 899000, 948445, 1223800, 1308200, 1517512, 1529750, 1635250, 1896890, 3059500, 3270500, 3793780, 4742225, 6119000, 6541000, 7587560, 9484450, 18968900, 23711125, 37937800, 47422250, 94844500, 189689000]

約数ペア:

[(1, 189689000), (2, 94844500), (4, 47422250), (5, 37937800), (8, 23711125), (10, 18968900), (20, 9484450), (25, 7587560), (29, 6541000), (31, 6119000), (40, 4742225), (50, 3793780), (58, 3270500), (62, 3059500), (100, 1896890), (116, 1635250), (124, 1529750), (125, 1517512), (145, 1308200), (155, 1223800), (200, 948445), (211, 899000), (232, 817625), (248, 764875), (250, 758756), (290, 654100), (310, 611900), (422, 449500), (500, 379378), (580, 327050), (620, 305950), (725, 261640), (775, 244760), (844, 224750), (899, 211000), (1000, 189689), (1055, 179800), (1160, 163525), (1240, 152975), (1450, 130820), (1550, 122380), (1688, 112375), (1798, 105500), (2110, 89900), (2900, 65410), (3100, 61190), (3596, 52750), (3625, 52328), (3875, 48952), (4220, 44950), (4495, 42200), (5275, 35960), (5800, 32705), (6119, 31000), (6200, 30595), (6541, 29000), (7192, 26375), (7250, 26164), (7750, 24476), (8440, 22475), (8990, 21100), (10550, 17980), (12238, 15500), (13082, 14500)]