2004647575

素因数分解:

$5^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:417

約数の個数: 72

約数和(自身を含む): 2975486640

約数和(自身を除く): 970839065

約数列:

[1, 5, 7, 25, 35, 49, 61, 139, 175, 193, 245, 305, 427, 695, 965, 973, 1225, 1351, 1525, 2135, 2989, 3475, 4825, 4865, 6755, 6811, 8479, 9457, 10675, 11773, 14945, 24325, 26827, 33775, 34055, 42395, 47285, 58865, 59353, 74725, 82411, 134135, 170275, 187789, 211975, 236425, 294325, 296765, 412055, 415471, 576877, 670675, 938945, 1314523, 1483825, 1636447, 2060275, 2077355, 2884385, 4694725, 6572615, 8182235, 10386775, 11455129, 14421925, 32863075, 40911175, 57275645, 80185903, 286378225, 400929515, 2004647575]

約数ペア:

[(1, 2004647575), (5, 400929515), (7, 286378225), (25, 80185903), (35, 57275645), (49, 40911175), (61, 32863075), (139, 14421925), (175, 11455129), (193, 10386775), (245, 8182235), (305, 6572615), (427, 4694725), (695, 2884385), (965, 2077355), (973, 2060275), (1225, 1636447), (1351, 1483825), (1525, 1314523), (2135, 938945), (2989, 670675), (3475, 576877), (4825, 415471), (4865, 412055), (6755, 296765), (6811, 294325), (8479, 236425), (9457, 211975), (10675, 187789), (11773, 170275), (14945, 134135), (24325, 82411), (26827, 74725), (33775, 59353), (34055, 58865), (42395, 47285)]