289261232

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{317}}^1$

素因数の和:486

約数の個数: 80

約数和(自身を含む): 626022432

約数和(自身を除く): 336761200

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 107, 164, 208, 214, 317, 328, 428, 533, 634, 656, 856, 1066, 1268, 1391, 1712, 2132, 2536, 2782, 4121, 4264, 4387, 5072, 5564, 8242, 8528, 8774, 11128, 12997, 16484, 17548, 22256, 25994, 32968, 33919, 35096, 51988, 57031, 65936, 67838, 70192, 103976, 114062, 135676, 168961, 207952, 228124, 271352, 337922, 440947, 456248, 542704, 675844, 881894, 912496, 1351688, 1390679, 1763788, 2703376, 2781358, 3527576, 5562716, 7055152, 11125432, 18078827, 22250864, 36157654, 72315308, 144630616, 289261232]

約数ペア:

[(1, 289261232), (2, 144630616), (4, 72315308), (8, 36157654), (13, 22250864), (16, 18078827), (26, 11125432), (41, 7055152), (52, 5562716), (82, 3527576), (104, 2781358), (107, 2703376), (164, 1763788), (208, 1390679), (214, 1351688), (317, 912496), (328, 881894), (428, 675844), (533, 542704), (634, 456248), (656, 440947), (856, 337922), (1066, 271352), (1268, 228124), (1391, 207952), (1712, 168961), (2132, 135676), (2536, 114062), (2782, 103976), (4121, 70192), (4264, 67838), (4387, 65936), (5072, 57031), (5564, 51988), (8242, 35096), (8528, 33919), (8774, 32968), (11128, 25994), (12997, 22256), (16484, 17548)]