10778000

素因数分解:

$2^4\times 5^3\times {\mathrm{17}}^1\times {\mathrm{317}}^1$

素因数の和:357

約数の個数: 80

約数和(自身を含む): 27681264

約数和(自身を除く): 16903264

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 125, 136, 170, 200, 250, 272, 317, 340, 400, 425, 500, 634, 680, 850, 1000, 1268, 1360, 1585, 1700, 2000, 2125, 2536, 3170, 3400, 4250, 5072, 5389, 6340, 6800, 7925, 8500, 10778, 12680, 15850, 17000, 21556, 25360, 26945, 31700, 34000, 39625, 43112, 53890, 63400, 79250, 86224, 107780, 126800, 134725, 158500, 215560, 269450, 317000, 431120, 538900, 634000, 673625, 1077800, 1347250, 2155600, 2694500, 5389000, 10778000]

約数ペア:

[(1, 10778000), (2, 5389000), (4, 2694500), (5, 2155600), (8, 1347250), (10, 1077800), (16, 673625), (17, 634000), (20, 538900), (25, 431120), (34, 317000), (40, 269450), (50, 215560), (68, 158500), (80, 134725), (85, 126800), (100, 107780), (125, 86224), (136, 79250), (170, 63400), (200, 53890), (250, 43112), (272, 39625), (317, 34000), (340, 31700), (400, 26945), (425, 25360), (500, 21556), (634, 17000), (680, 15850), (850, 12680), (1000, 10778), (1268, 8500), (1360, 7925), (1585, 6800), (1700, 6340), (2000, 5389), (2125, 5072), (2536, 4250), (3170, 3400)]