33980000

素因数分解:

$2^5\times 5^4\times {\mathrm{1699}}^1$

素因数の和:1729

約数の個数: 60

約数和(自身を含む): 83645100

約数和(自身を除く): 49665100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 625, 800, 1000, 1250, 1699, 2000, 2500, 3398, 4000, 5000, 6796, 8495, 10000, 13592, 16990, 20000, 27184, 33980, 42475, 54368, 67960, 84950, 135920, 169900, 212375, 271840, 339800, 424750, 679600, 849500, 1061875, 1359200, 1699000, 2123750, 3398000, 4247500, 6796000, 8495000, 16990000, 33980000]

約数ペア:

[(1, 33980000), (2, 16990000), (4, 8495000), (5, 6796000), (8, 4247500), (10, 3398000), (16, 2123750), (20, 1699000), (25, 1359200), (32, 1061875), (40, 849500), (50, 679600), (80, 424750), (100, 339800), (125, 271840), (160, 212375), (200, 169900), (250, 135920), (400, 84950), (500, 67960), (625, 54368), (800, 42475), (1000, 33980), (1250, 27184), (1699, 20000), (2000, 16990), (2500, 13592), (3398, 10000), (4000, 8495), (5000, 6796)]