161481728

素因数分解:

$2^{10}\times {\mathrm{31}}^1\times {\mathrm{5087}}^1$

素因数の和:5138

約数の個数: 44

約数和(自身を含む): 333284352

約数和(自身を除く): 171802624

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1024, 1984, 3968, 5087, 7936, 10174, 15872, 20348, 31744, 40696, 81392, 157697, 162784, 315394, 325568, 630788, 651136, 1261576, 1302272, 2523152, 2604544, 5046304, 5209088, 10092608, 20185216, 40370432, 80740864, 161481728]

約数ペア:

[(1, 161481728), (2, 80740864), (4, 40370432), (8, 20185216), (16, 10092608), (31, 5209088), (32, 5046304), (62, 2604544), (64, 2523152), (124, 1302272), (128, 1261576), (248, 651136), (256, 630788), (496, 325568), (512, 315394), (992, 162784), (1024, 157697), (1984, 81392), (3968, 40696), (5087, 31744), (7936, 20348), (10174, 15872)]