126125125

素因数分解:

$5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:239

約数の個数: 64

約数和(自身を含む): 194987520

約数和(自身を除く): 68862395

約数列:

[1, 5, 7, 17, 25, 35, 61, 85, 119, 125, 139, 175, 305, 425, 427, 595, 695, 875, 973, 1037, 1525, 2125, 2135, 2363, 2975, 3475, 4865, 5185, 7259, 7625, 8479, 10675, 11815, 14875, 16541, 17375, 24325, 25925, 36295, 42395, 53375, 59075, 59353, 82705, 121625, 129625, 144143, 181475, 211975, 295375, 296765, 413525, 720715, 907375, 1009001, 1059875, 1483825, 2067625, 3603575, 5045005, 7419125, 18017875, 25225025, 126125125]

約数ペア:

[(1, 126125125), (5, 25225025), (7, 18017875), (17, 7419125), (25, 5045005), (35, 3603575), (61, 2067625), (85, 1483825), (119, 1059875), (125, 1009001), (139, 907375), (175, 720715), (305, 413525), (425, 296765), (427, 295375), (595, 211975), (695, 181475), (875, 144143), (973, 129625), (1037, 121625), (1525, 82705), (2125, 59353), (2135, 59075), (2363, 53375), (2975, 42395), (3475, 36295), (4865, 25925), (5185, 24325), (7259, 17375), (7625, 16541), (8479, 14875), (10675, 11815)]