69710000

素因数分解:

$2^4\times 5^4\times {\mathrm{6971}}^1$

素因数の和:6999

約数の個数: 50

約数和(自身を含む): 168799092

約数和(自身を除く): 99089092

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, 6971, 10000, 13942, 27884, 34855, 55768, 69710, 111536, 139420, 174275, 278840, 348550, 557680, 697100, 871375, 1394200, 1742750, 2788400, 3485500, 4356875, 6971000, 8713750, 13942000, 17427500, 34855000, 69710000]

約数ペア:

[(1, 69710000), (2, 34855000), (4, 17427500), (5, 13942000), (8, 8713750), (10, 6971000), (16, 4356875), (20, 3485500), (25, 2788400), (40, 1742750), (50, 1394200), (80, 871375), (100, 697100), (125, 557680), (200, 348550), (250, 278840), (400, 174275), (500, 139420), (625, 111536), (1000, 69710), (1250, 55768), (2000, 34855), (2500, 27884), (5000, 13942), (6971, 10000)]