201928688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:382

約数の個数: 80

約数和(自身を含む): 437222016

約数和(自身を除く): 235293328

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 107, 172, 208, 211, 214, 344, 422, 428, 559, 688, 844, 856, 1118, 1391, 1688, 1712, 2236, 2743, 2782, 3376, 4472, 4601, 5486, 5564, 8944, 9073, 9202, 10972, 11128, 18146, 18404, 21944, 22256, 22577, 36292, 36808, 43888, 45154, 59813, 72584, 73616, 90308, 117949, 119626, 145168, 180616, 235898, 239252, 293501, 361232, 471796, 478504, 587002, 943592, 957008, 970811, 1174004, 1887184, 1941622, 2348008, 3883244, 4696016, 7766488, 12620543, 15532976, 25241086, 50482172, 100964344, 201928688]

約数ペア:

[(1, 201928688), (2, 100964344), (4, 50482172), (8, 25241086), (13, 15532976), (16, 12620543), (26, 7766488), (43, 4696016), (52, 3883244), (86, 2348008), (104, 1941622), (107, 1887184), (172, 1174004), (208, 970811), (211, 957008), (214, 943592), (344, 587002), (422, 478504), (428, 471796), (559, 361232), (688, 293501), (844, 239252), (856, 235898), (1118, 180616), (1391, 145168), (1688, 119626), (1712, 117949), (2236, 90308), (2743, 73616), (2782, 72584), (3376, 59813), (4472, 45154), (4601, 43888), (5486, 36808), (5564, 36292), (8944, 22577), (9073, 22256), (9202, 21944), (10972, 18404), (11128, 18146)]