105640000

素因数分解:

$2^6\times 5^4\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:190

約数の個数: 140

約数和(自身を含む): 277723600

約数和(自身を除く): 172083600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 125, 139, 152, 160, 190, 200, 250, 278, 304, 320, 380, 400, 475, 500, 556, 608, 625, 695, 760, 800, 950, 1000, 1112, 1216, 1250, 1390, 1520, 1600, 1900, 2000, 2224, 2375, 2500, 2641, 2780, 3040, 3475, 3800, 4000, 4448, 4750, 5000, 5282, 5560, 6080, 6950, 7600, 8000, 8896, 9500, 10000, 10564, 11120, 11875, 13205, 13900, 15200, 17375, 19000, 20000, 21128, 22240, 23750, 26410, 27800, 30400, 34750, 38000, 40000, 42256, 44480, 47500, 52820, 55600, 66025, 69500, 76000, 84512, 86875, 95000, 105640, 111200, 132050, 139000, 152000, 169024, 173750, 190000, 211280, 222400, 264100, 278000, 330125, 347500, 380000, 422560, 528200, 556000, 660250, 695000, 760000, 845120, 1056400, 1112000, 1320500, 1390000, 1650625, 2112800, 2641000, 2780000, 3301250, 4225600, 5282000, 5560000, 6602500, 10564000, 13205000, 21128000, 26410000, 52820000, 105640000]

約数ペア:

[(1, 105640000), (2, 52820000), (4, 26410000), (5, 21128000), (8, 13205000), (10, 10564000), (16, 6602500), (19, 5560000), (20, 5282000), (25, 4225600), (32, 3301250), (38, 2780000), (40, 2641000), (50, 2112800), (64, 1650625), (76, 1390000), (80, 1320500), (95, 1112000), (100, 1056400), (125, 845120), (139, 760000), (152, 695000), (160, 660250), (190, 556000), (200, 528200), (250, 422560), (278, 380000), (304, 347500), (320, 330125), (380, 278000), (400, 264100), (475, 222400), (500, 211280), (556, 190000), (608, 173750), (625, 169024), (695, 152000), (760, 139000), (800, 132050), (950, 111200), (1000, 105640), (1112, 95000), (1216, 86875), (1250, 84512), (1390, 76000), (1520, 69500), (1600, 66025), (1900, 55600), (2000, 52820), (2224, 47500), (2375, 44480), (2500, 42256), (2641, 40000), (2780, 38000), (3040, 34750), (3475, 30400), (3800, 27800), (4000, 26410), (4448, 23750), (4750, 22240), (5000, 21128), (5282, 20000), (5560, 19000), (6080, 17375), (6950, 15200), (7600, 13900), (8000, 13205), (8896, 11875), (9500, 11120), (10000, 10564)]