51195500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:372

約数の個数: 96

約数和(自身を含む): 125012160

約数和(自身を除く): 73816660

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 25, 34, 38, 50, 68, 76, 85, 95, 100, 125, 170, 190, 250, 317, 323, 340, 380, 425, 475, 500, 634, 646, 850, 950, 1268, 1292, 1585, 1615, 1700, 1900, 2125, 2375, 3170, 3230, 4250, 4750, 5389, 6023, 6340, 6460, 7925, 8075, 8500, 9500, 10778, 12046, 15850, 16150, 21556, 24092, 26945, 30115, 31700, 32300, 39625, 40375, 53890, 60230, 79250, 80750, 102391, 107780, 120460, 134725, 150575, 158500, 161500, 204782, 269450, 301150, 409564, 511955, 538900, 602300, 673625, 752875, 1023910, 1347250, 1505750, 2047820, 2559775, 2694500, 3011500, 5119550, 10239100, 12798875, 25597750, 51195500]

約数ペア:

[(1, 51195500), (2, 25597750), (4, 12798875), (5, 10239100), (10, 5119550), (17, 3011500), (19, 2694500), (20, 2559775), (25, 2047820), (34, 1505750), (38, 1347250), (50, 1023910), (68, 752875), (76, 673625), (85, 602300), (95, 538900), (100, 511955), (125, 409564), (170, 301150), (190, 269450), (250, 204782), (317, 161500), (323, 158500), (340, 150575), (380, 134725), (425, 120460), (475, 107780), (500, 102391), (634, 80750), (646, 79250), (850, 60230), (950, 53890), (1268, 40375), (1292, 39625), (1585, 32300), (1615, 31700), (1700, 30115), (1900, 26945), (2125, 24092), (2375, 21556), (3170, 16150), (3230, 15850), (4250, 12046), (4750, 10778), (5389, 9500), (6023, 8500), (6340, 8075), (6460, 7925)]