80668448

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11617}}^1$

素因数の和:11665

約数の個数: 48

約数和(自身を含む): 187375104

約数和(自身を除く): 106706656

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, 11617, 23234, 46468, 81319, 92936, 162638, 185872, 325276, 360127, 371744, 650552, 720254, 1301104, 1440508, 2520889, 2602208, 2881016, 5041778, 5762032, 10083556, 11524064, 20167112, 40334224, 80668448]

約数ペア:

[(1, 80668448), (2, 40334224), (4, 20167112), (7, 11524064), (8, 10083556), (14, 5762032), (16, 5041778), (28, 2881016), (31, 2602208), (32, 2520889), (56, 1440508), (62, 1301104), (112, 720254), (124, 650552), (217, 371744), (224, 360127), (248, 325276), (434, 185872), (496, 162638), (868, 92936), (992, 81319), (1736, 46468), (3472, 23234), (6944, 11617)]