42936985

素因数分解:

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

素因数の和:123

約数の個数: 72

約数和(自身を含む): 69845976

約数和(自身を除く): 26908991

約数列:

[1, 5, 7, 13, 17, 35, 49, 61, 65, 85, 91, 119, 169, 221, 245, 305, 427, 455, 595, 637, 793, 833, 845, 1037, 1105, 1183, 1547, 2135, 2873, 2989, 3185, 3965, 4165, 5185, 5551, 5915, 7259, 7735, 8281, 10309, 10829, 13481, 14365, 14945, 20111, 27755, 36295, 38857, 41405, 50813, 51545, 54145, 67405, 72163, 94367, 100555, 140777, 175253, 194285, 254065, 360815, 471835, 505141, 660569, 703885, 876265, 1226771, 2525705, 3302845, 6133855, 8587397, 42936985]

約数ペア:

[(1, 42936985), (5, 8587397), (7, 6133855), (13, 3302845), (17, 2525705), (35, 1226771), (49, 876265), (61, 703885), (65, 660569), (85, 505141), (91, 471835), (119, 360815), (169, 254065), (221, 194285), (245, 175253), (305, 140777), (427, 100555), (455, 94367), (595, 72163), (637, 67405), (793, 54145), (833, 51545), (845, 50813), (1037, 41405), (1105, 38857), (1183, 36295), (1547, 27755), (2135, 20111), (2873, 14945), (2989, 14365), (3185, 13481), (3965, 10829), (4165, 10309), (5185, 8281), (5551, 7735), (5915, 7259)]