81587776

素因数分解:

$2^6\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{359}}^1$

素因数の和:491

約数の個数: 56

約数和(自身を含む): 167883840

約数和(自身を除く): 86296064

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 67, 106, 134, 212, 268, 359, 424, 536, 718, 848, 1072, 1436, 1696, 2144, 2872, 3392, 3551, 4288, 5744, 7102, 11488, 14204, 19027, 22976, 24053, 28408, 38054, 48106, 56816, 76108, 96212, 113632, 152216, 192424, 227264, 304432, 384848, 608864, 769696, 1217728, 1274809, 1539392, 2549618, 5099236, 10198472, 20396944, 40793888, 81587776]

約数ペア:

[(1, 81587776), (2, 40793888), (4, 20396944), (8, 10198472), (16, 5099236), (32, 2549618), (53, 1539392), (64, 1274809), (67, 1217728), (106, 769696), (134, 608864), (212, 384848), (268, 304432), (359, 227264), (424, 192424), (536, 152216), (718, 113632), (848, 96212), (1072, 76108), (1436, 56816), (1696, 48106), (2144, 38054), (2872, 28408), (3392, 24053), (3551, 22976), (4288, 19027), (5744, 14204), (7102, 11488)]