199713152

素因数分解:

$2^7\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{373}}^1$

素因数の和:523

約数の個数: 64

約数和(自身を含む): 411998400

約数和(自身を除く): 212285248

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 89, 94, 128, 178, 188, 356, 373, 376, 712, 746, 752, 1424, 1492, 1504, 2848, 2984, 3008, 4183, 5696, 5968, 6016, 8366, 11392, 11936, 16732, 17531, 23872, 33197, 33464, 35062, 47744, 66394, 66928, 70124, 132788, 133856, 140248, 265576, 267712, 280496, 531152, 535424, 560992, 1062304, 1121984, 1560259, 2124608, 2243968, 3120518, 4249216, 6241036, 12482072, 24964144, 49928288, 99856576, 199713152]

約数ペア:

[(1, 199713152), (2, 99856576), (4, 49928288), (8, 24964144), (16, 12482072), (32, 6241036), (47, 4249216), (64, 3120518), (89, 2243968), (94, 2124608), (128, 1560259), (178, 1121984), (188, 1062304), (356, 560992), (373, 535424), (376, 531152), (712, 280496), (746, 267712), (752, 265576), (1424, 140248), (1492, 133856), (1504, 132788), (2848, 70124), (2984, 66928), (3008, 66394), (4183, 47744), (5696, 35062), (5968, 33464), (6016, 33197), (8366, 23872), (11392, 17531), (11936, 16732)]