2220999725

素因数分解:

$5^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{44221}}^1$

素因数の和:44286

約数の個数: 36

約数和(自身を含む): 3281891508

約数和(自身を除く): 1060891783

約数列:

[1, 5, 7, 25, 35, 41, 49, 175, 205, 245, 287, 1025, 1225, 1435, 2009, 7175, 10045, 44221, 50225, 221105, 309547, 1105525, 1547735, 1813061, 2166829, 7738675, 9065305, 10834145, 12691427, 45326525, 54170725, 63457135, 88839989, 317285675, 444199945, 2220999725]

約数ペア:

[(1, 2220999725), (5, 444199945), (7, 317285675), (25, 88839989), (35, 63457135), (41, 54170725), (49, 45326525), (175, 12691427), (205, 10834145), (245, 9065305), (287, 7738675), (1025, 2166829), (1225, 1813061), (1435, 1547735), (2009, 1105525), (7175, 309547), (10045, 221105), (44221, 50225)]