66825472

素因数分解:

$2^8\times 7^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1$

素因数の和:531

約数の個数: 72

約数和(自身を含む): 154526400

約数和(自身を除く): 87700928

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 89, 112, 128, 178, 224, 256, 356, 419, 448, 623, 712, 838, 896, 1246, 1424, 1676, 1792, 2492, 2848, 2933, 3352, 4984, 5696, 5866, 6704, 9968, 11392, 11732, 13408, 19936, 22784, 23464, 26816, 37291, 39872, 46928, 53632, 74582, 79744, 93856, 107264, 149164, 159488, 187712, 261037, 298328, 375424, 522074, 596656, 750848, 1044148, 1193312, 2088296, 2386624, 4176592, 4773248, 8353184, 9546496, 16706368, 33412736, 66825472]

約数ペア:

[(1, 66825472), (2, 33412736), (4, 16706368), (7, 9546496), (8, 8353184), (14, 4773248), (16, 4176592), (28, 2386624), (32, 2088296), (56, 1193312), (64, 1044148), (89, 750848), (112, 596656), (128, 522074), (178, 375424), (224, 298328), (256, 261037), (356, 187712), (419, 159488), (448, 149164), (623, 107264), (712, 93856), (838, 79744), (896, 74582), (1246, 53632), (1424, 46928), (1676, 39872), (1792, 37291), (2492, 26816), (2848, 23464), (2933, 22784), (3352, 19936), (4984, 13408), (5696, 11732), (5866, 11392), (6704, 9968)]