79967744

素因数分解:

$2^9\times {\mathrm{313}}^1\times {\mathrm{499}}^1$

素因数の和:830

約数の個数: 40

約数和(自身を含む): 160611000

約数和(自身を除く): 80643256

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 313, 499, 512, 626, 998, 1252, 1996, 2504, 3992, 5008, 7984, 10016, 15968, 20032, 31936, 40064, 63872, 80128, 127744, 156187, 160256, 255488, 312374, 624748, 1249496, 2498992, 4997984, 9995968, 19991936, 39983872, 79967744]

約数ペア:

[(1, 79967744), (2, 39983872), (4, 19991936), (8, 9995968), (16, 4997984), (32, 2498992), (64, 1249496), (128, 624748), (256, 312374), (313, 255488), (499, 160256), (512, 156187), (626, 127744), (998, 80128), (1252, 63872), (1996, 40064), (2504, 31936), (3992, 20032), (5008, 15968), (7984, 10016)]