51917120

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8539}}^1$

素因数の和:8575

約数の個数: 56

約数和(自身を含む): 130149600

約数和(自身を除く): 78232480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 8539, 17078, 34156, 42695, 68312, 85390, 136624, 162241, 170780, 273248, 324482, 341560, 546496, 648964, 683120, 811205, 1297928, 1366240, 1622410, 2595856, 2732480, 3244820, 5191712, 6489640, 10383424, 12979280, 25958560, 51917120]

約数ペア:

[(1, 51917120), (2, 25958560), (4, 12979280), (5, 10383424), (8, 6489640), (10, 5191712), (16, 3244820), (19, 2732480), (20, 2595856), (32, 1622410), (38, 1366240), (40, 1297928), (64, 811205), (76, 683120), (80, 648964), (95, 546496), (152, 341560), (160, 324482), (190, 273248), (304, 170780), (320, 162241), (380, 136624), (608, 85390), (760, 68312), (1216, 42695), (1520, 34156), (3040, 17078), (6080, 8539)]