71121500

素因数分解:

$2^2\times 5^3\times {\mathrm{103}}^1\times {\mathrm{1381}}^1$

素因数の和:1503

約数の個数: 48

約数和(自身を含む): 156950976

約数和(自身を除く): 85829476

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 125, 206, 250, 412, 500, 515, 1030, 1381, 2060, 2575, 2762, 5150, 5524, 6905, 10300, 12875, 13810, 25750, 27620, 34525, 51500, 69050, 138100, 142243, 172625, 284486, 345250, 568972, 690500, 711215, 1422430, 2844860, 3556075, 7112150, 14224300, 17780375, 35560750, 71121500]

約数ペア:

[(1, 71121500), (2, 35560750), (4, 17780375), (5, 14224300), (10, 7112150), (20, 3556075), (25, 2844860), (50, 1422430), (100, 711215), (103, 690500), (125, 568972), (206, 345250), (250, 284486), (412, 172625), (500, 142243), (515, 138100), (1030, 69050), (1381, 51500), (2060, 34525), (2575, 27620), (2762, 25750), (5150, 13810), (5524, 12875), (6905, 10300)]