77881472

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{20981}}^1$

素因数の和:21024

約数の個数: 32

約数和(自身を含む): 160512300

約数和(自身を除く): 82630828

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 464, 928, 1856, 3712, 20981, 41962, 83924, 167848, 335696, 608449, 671392, 1216898, 1342784, 2433796, 2685568, 4867592, 9735184, 19470368, 38940736, 77881472]

約数ペア:

[(1, 77881472), (2, 38940736), (4, 19470368), (8, 9735184), (16, 4867592), (29, 2685568), (32, 2433796), (58, 1342784), (64, 1216898), (116, 671392), (128, 608449), (232, 335696), (464, 167848), (928, 83924), (1856, 41962), (3712, 20981)]