261036750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{653}}^1$

素因数の和:727

約数の個数: 128

約数和(自身を含む): 719881344

約数和(自身を除く): 458844594

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 41, 50, 65, 75, 78, 82, 123, 125, 130, 150, 195, 205, 246, 250, 325, 375, 390, 410, 533, 615, 650, 653, 750, 975, 1025, 1066, 1230, 1306, 1599, 1625, 1950, 1959, 2050, 2665, 3075, 3198, 3250, 3265, 3918, 4875, 5125, 5330, 6150, 6530, 7995, 8489, 9750, 9795, 10250, 13325, 15375, 15990, 16325, 16978, 19590, 25467, 26650, 26773, 30750, 32650, 39975, 42445, 48975, 50934, 53546, 66625, 79950, 80319, 81625, 84890, 97950, 127335, 133250, 133865, 160638, 163250, 199875, 212225, 244875, 254670, 267730, 348049, 399750, 401595, 424450, 489750, 636675, 669325, 696098, 803190, 1044147, 1061125, 1273350, 1338650, 1740245, 2007975, 2088294, 2122250, 3183375, 3346625, 3480490, 4015950, 5220735, 6366750, 6693250, 8701225, 10039875, 10441470, 17402450, 20079750, 26103675, 43506125, 52207350, 87012250, 130518375, 261036750]

約数ペア:

[(1, 261036750), (2, 130518375), (3, 87012250), (5, 52207350), (6, 43506125), (10, 26103675), (13, 20079750), (15, 17402450), (25, 10441470), (26, 10039875), (30, 8701225), (39, 6693250), (41, 6366750), (50, 5220735), (65, 4015950), (75, 3480490), (78, 3346625), (82, 3183375), (123, 2122250), (125, 2088294), (130, 2007975), (150, 1740245), (195, 1338650), (205, 1273350), (246, 1061125), (250, 1044147), (325, 803190), (375, 696098), (390, 669325), (410, 636675), (533, 489750), (615, 424450), (650, 401595), (653, 399750), (750, 348049), (975, 267730), (1025, 254670), (1066, 244875), (1230, 212225), (1306, 199875), (1599, 163250), (1625, 160638), (1950, 133865), (1959, 133250), (2050, 127335), (2665, 97950), (3075, 84890), (3198, 81625), (3250, 80319), (3265, 79950), (3918, 66625), (4875, 53546), (5125, 50934), (5330, 48975), (6150, 42445), (6530, 39975), (7995, 32650), (8489, 30750), (9750, 26773), (9795, 26650), (10250, 25467), (13325, 19590), (15375, 16978), (15990, 16325)]