84610000

素因数分解:

$2^4\times 5^4\times {\mathrm{8461}}^1$

素因数の和:8489

約数の個数: 50

約数和(自身を含む): 204873482

約数和(自身を除く): 120263482

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 5000, 8461, 10000, 16922, 33844, 42305, 67688, 84610, 135376, 169220, 211525, 338440, 423050, 676880, 846100, 1057625, 1692200, 2115250, 3384400, 4230500, 5288125, 8461000, 10576250, 16922000, 21152500, 42305000, 84610000]

約数ペア:

[(1, 84610000), (2, 42305000), (4, 21152500), (5, 16922000), (8, 10576250), (10, 8461000), (16, 5288125), (20, 4230500), (25, 3384400), (40, 2115250), (50, 1692200), (80, 1057625), (100, 846100), (125, 676880), (200, 423050), (250, 338440), (400, 211525), (500, 169220), (625, 135376), (1000, 84610), (1250, 67688), (2000, 42305), (2500, 33844), (5000, 16922), (8461, 10000)]