69850000

素因数分解:

$2^4\times 5^5\times {\mathrm{11}}^1\times {\mathrm{127}}^1$

素因数の和:171

約数の個数: 120

約数和(自身を含む): 185988096

約数和(自身を除く): 116138096

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 125, 127, 176, 200, 220, 250, 254, 275, 400, 440, 500, 508, 550, 625, 635, 880, 1000, 1016, 1100, 1250, 1270, 1375, 1397, 2000, 2032, 2200, 2500, 2540, 2750, 2794, 3125, 3175, 4400, 5000, 5080, 5500, 5588, 6250, 6350, 6875, 6985, 10000, 10160, 11000, 11176, 12500, 12700, 13750, 13970, 15875, 22000, 22352, 25000, 25400, 27500, 27940, 31750, 34375, 34925, 50000, 50800, 55000, 55880, 63500, 68750, 69850, 79375, 110000, 111760, 127000, 137500, 139700, 158750, 174625, 254000, 275000, 279400, 317500, 349250, 396875, 550000, 558800, 635000, 698500, 793750, 873125, 1270000, 1397000, 1587500, 1746250, 2794000, 3175000, 3492500, 4365625, 6350000, 6985000, 8731250, 13970000, 17462500, 34925000, 69850000]

約数ペア:

[(1, 69850000), (2, 34925000), (4, 17462500), (5, 13970000), (8, 8731250), (10, 6985000), (11, 6350000), (16, 4365625), (20, 3492500), (22, 3175000), (25, 2794000), (40, 1746250), (44, 1587500), (50, 1397000), (55, 1270000), (80, 873125), (88, 793750), (100, 698500), (110, 635000), (125, 558800), (127, 550000), (176, 396875), (200, 349250), (220, 317500), (250, 279400), (254, 275000), (275, 254000), (400, 174625), (440, 158750), (500, 139700), (508, 137500), (550, 127000), (625, 111760), (635, 110000), (880, 79375), (1000, 69850), (1016, 68750), (1100, 63500), (1250, 55880), (1270, 55000), (1375, 50800), (1397, 50000), (2000, 34925), (2032, 34375), (2200, 31750), (2500, 27940), (2540, 27500), (2750, 25400), (2794, 25000), (3125, 22352), (3175, 22000), (4400, 15875), (5000, 13970), (5080, 13750), (5500, 12700), (5588, 12500), (6250, 11176), (6350, 11000), (6875, 10160), (6985, 10000)]