81973456

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{3631}}^1$

素因数の和:3739

約数の個数: 40

約数和(自身を含む): 170239104

約数和(自身を除く): 88265648

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 83, 136, 166, 272, 332, 664, 1328, 1411, 2822, 3631, 5644, 7262, 11288, 14524, 22576, 29048, 58096, 61727, 123454, 246908, 301373, 493816, 602746, 987632, 1205492, 2410984, 4821968, 5123341, 10246682, 20493364, 40986728, 81973456]

約数ペア:

[(1, 81973456), (2, 40986728), (4, 20493364), (8, 10246682), (16, 5123341), (17, 4821968), (34, 2410984), (68, 1205492), (83, 987632), (136, 602746), (166, 493816), (272, 301373), (332, 246908), (664, 123454), (1328, 61727), (1411, 58096), (2822, 29048), (3631, 22576), (5644, 14524), (7262, 11288)]