2017266625

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{3253}}^1$

素因数の和:3331

約数の個数: 48

約数和(自身を含む): 2835587664

約数和(自身を除く): 818321039

約数列:

[1, 5, 11, 25, 41, 55, 121, 125, 205, 275, 451, 605, 1025, 1375, 2255, 3025, 3253, 4961, 5125, 11275, 15125, 16265, 24805, 35783, 56375, 81325, 124025, 133373, 178915, 393613, 406625, 620125, 666865, 894575, 1467103, 1968065, 3334325, 4472875, 7335515, 9840325, 16138133, 16671625, 36677575, 49201625, 80690665, 183387875, 403453325, 2017266625]

約数ペア:

[(1, 2017266625), (5, 403453325), (11, 183387875), (25, 80690665), (41, 49201625), (55, 36677575), (121, 16671625), (125, 16138133), (205, 9840325), (275, 7335515), (451, 4472875), (605, 3334325), (1025, 1968065), (1375, 1467103), (2255, 894575), (3025, 666865), (3253, 620125), (4961, 406625), (5125, 393613), (11275, 178915), (15125, 133373), (16265, 124025), (24805, 81325), (35783, 56375)]