80803456

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 167718600

約数和(自身を除く): 86915144

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 89, 128, 164, 173, 178, 328, 346, 356, 656, 692, 712, 1312, 1384, 1424, 2624, 2768, 2848, 3649, 5248, 5536, 5696, 7093, 7298, 11072, 11392, 14186, 14596, 15397, 22144, 28372, 29192, 30794, 56744, 58384, 61588, 113488, 116768, 123176, 226976, 233536, 246352, 453952, 467072, 492704, 631277, 907904, 985408, 1262554, 1970816, 2525108, 5050216, 10100432, 20200864, 40401728, 80803456]

約数ペア:

[(1, 80803456), (2, 40401728), (4, 20200864), (8, 10100432), (16, 5050216), (32, 2525108), (41, 1970816), (64, 1262554), (82, 985408), (89, 907904), (128, 631277), (164, 492704), (173, 467072), (178, 453952), (328, 246352), (346, 233536), (356, 226976), (656, 123176), (692, 116768), (712, 113488), (1312, 61588), (1384, 58384), (1424, 56744), (2624, 30794), (2768, 29192), (2848, 28372), (3649, 22144), (5248, 15397), (5536, 14596), (5696, 14186), (7093, 11392), (7298, 11072)]