64592290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2161}}^1$

素因数の和:2243

約数の個数: 48

約数和(自身を含む): 137529144

約数和(自身を除く): 72936854

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 61, 70, 98, 122, 245, 305, 427, 490, 610, 854, 2135, 2161, 2989, 4270, 4322, 5978, 10805, 14945, 15127, 21610, 29890, 30254, 75635, 105889, 131821, 151270, 211778, 263642, 529445, 659105, 922747, 1058890, 1318210, 1845494, 4613735, 6459229, 9227470, 12918458, 32296145, 64592290]

約数ペア:

[(1, 64592290), (2, 32296145), (5, 12918458), (7, 9227470), (10, 6459229), (14, 4613735), (35, 1845494), (49, 1318210), (61, 1058890), (70, 922747), (98, 659105), (122, 529445), (245, 263642), (305, 211778), (427, 151270), (490, 131821), (610, 105889), (854, 75635), (2135, 30254), (2161, 29890), (2989, 21610), (4270, 15127), (4322, 14945), (5978, 10805)]