81779488

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11777}}^1$

素因数の和:11825

約数の個数: 48

約数和(自身を含む): 189955584

約数和(自身を除く): 108176096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 992, 1736, 3472, 6944, 11777, 23554, 47108, 82439, 94216, 164878, 188432, 329756, 365087, 376864, 659512, 730174, 1319024, 1460348, 2555609, 2638048, 2920696, 5111218, 5841392, 10222436, 11682784, 20444872, 40889744, 81779488]

約数ペア:

[(1, 81779488), (2, 40889744), (4, 20444872), (7, 11682784), (8, 10222436), (14, 5841392), (16, 5111218), (28, 2920696), (31, 2638048), (32, 2555609), (56, 1460348), (62, 1319024), (112, 730174), (124, 659512), (217, 376864), (224, 365087), (248, 329756), (434, 188432), (496, 164878), (868, 94216), (992, 82439), (1736, 47108), (3472, 23554), (6944, 11777)]