211211500

素因数分解:

$2^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{10303}}^1$

素因数の和:10363

約数の個数: 48

約数和(自身を含む): 472582656

約数和(自身を除く): 261371156

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 125, 164, 205, 250, 410, 500, 820, 1025, 2050, 4100, 5125, 10250, 10303, 20500, 20606, 41212, 51515, 103030, 206060, 257575, 422423, 515150, 844846, 1030300, 1287875, 1689692, 2112115, 2575750, 4224230, 5151500, 8448460, 10560575, 21121150, 42242300, 52802875, 105605750, 211211500]

約数ペア:

[(1, 211211500), (2, 105605750), (4, 52802875), (5, 42242300), (10, 21121150), (20, 10560575), (25, 8448460), (41, 5151500), (50, 4224230), (82, 2575750), (100, 2112115), (125, 1689692), (164, 1287875), (205, 1030300), (250, 844846), (410, 515150), (500, 422423), (820, 257575), (1025, 206060), (2050, 103030), (4100, 51515), (5125, 41212), (10250, 20606), (10303, 20500)]