201193616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:340

約数の個数: 80

約数和(自身を含む): 433649328

約数和(自身を除く): 232455712

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 101, 104, 122, 157, 202, 208, 244, 314, 404, 488, 628, 793, 808, 976, 1256, 1313, 1586, 1616, 2041, 2512, 2626, 3172, 4082, 5252, 6161, 6344, 8164, 9577, 10504, 12322, 12688, 15857, 16328, 19154, 21008, 24644, 31714, 32656, 38308, 49288, 63428, 76616, 80093, 98576, 124501, 126856, 153232, 160186, 206141, 249002, 253712, 320372, 412282, 498004, 640744, 824564, 967277, 996008, 1281488, 1649128, 1934554, 1992016, 3298256, 3869108, 7738216, 12574601, 15476432, 25149202, 50298404, 100596808, 201193616]

約数ペア:

[(1, 201193616), (2, 100596808), (4, 50298404), (8, 25149202), (13, 15476432), (16, 12574601), (26, 7738216), (52, 3869108), (61, 3298256), (101, 1992016), (104, 1934554), (122, 1649128), (157, 1281488), (202, 996008), (208, 967277), (244, 824564), (314, 640744), (404, 498004), (488, 412282), (628, 320372), (793, 253712), (808, 249002), (976, 206141), (1256, 160186), (1313, 153232), (1586, 126856), (1616, 124501), (2041, 98576), (2512, 80093), (2626, 76616), (3172, 63428), (4082, 49288), (5252, 38308), (6161, 32656), (6344, 31714), (8164, 24644), (9577, 21008), (10504, 19154), (12322, 16328), (12688, 15857)]