30669275

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:121

約数の個数: 72

約数和(自身を含む): 50648544

約数和(自身を除く): 19979269

約数列:

[1, 5, 7, 13, 17, 25, 35, 61, 65, 85, 91, 119, 169, 175, 221, 305, 325, 425, 427, 455, 595, 793, 845, 1037, 1105, 1183, 1525, 1547, 2135, 2275, 2873, 2975, 3965, 4225, 5185, 5525, 5551, 5915, 7259, 7735, 10309, 10675, 13481, 14365, 19825, 20111, 25925, 27755, 29575, 36295, 38675, 51545, 67405, 71825, 72163, 94367, 100555, 138775, 175253, 181475, 257725, 337025, 360815, 471835, 502775, 876265, 1226771, 1804075, 2359175, 4381325, 6133855, 30669275]

約数ペア:

[(1, 30669275), (5, 6133855), (7, 4381325), (13, 2359175), (17, 1804075), (25, 1226771), (35, 876265), (61, 502775), (65, 471835), (85, 360815), (91, 337025), (119, 257725), (169, 181475), (175, 175253), (221, 138775), (305, 100555), (325, 94367), (425, 72163), (427, 71825), (455, 67405), (595, 51545), (793, 38675), (845, 36295), (1037, 29575), (1105, 27755), (1183, 25925), (1525, 20111), (1547, 19825), (2135, 14365), (2275, 13481), (2873, 10675), (2975, 10309), (3965, 7735), (4225, 7259), (5185, 5915), (5525, 5551)]