69152500

素因数分解:

$2^2\times 5^4\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:362

約数の個数: 60

約数和(自身を含む): 153076000

約数和(自身を除く): 83923500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 139, 199, 250, 278, 398, 500, 556, 625, 695, 796, 995, 1250, 1390, 1990, 2500, 2780, 3475, 3980, 4975, 6950, 9950, 13900, 17375, 19900, 24875, 27661, 34750, 49750, 55322, 69500, 86875, 99500, 110644, 124375, 138305, 173750, 248750, 276610, 347500, 497500, 553220, 691525, 1383050, 2766100, 3457625, 6915250, 13830500, 17288125, 34576250, 69152500]

約数ペア:

[(1, 69152500), (2, 34576250), (4, 17288125), (5, 13830500), (10, 6915250), (20, 3457625), (25, 2766100), (50, 1383050), (100, 691525), (125, 553220), (139, 497500), (199, 347500), (250, 276610), (278, 248750), (398, 173750), (500, 138305), (556, 124375), (625, 110644), (695, 99500), (796, 86875), (995, 69500), (1250, 55322), (1390, 49750), (1990, 34750), (2500, 27661), (2780, 24875), (3475, 19900), (3980, 17375), (4975, 13900), (6950, 9950)]