166113872

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:252

約数の個数: 80

約数和(自身を含む): 347120640

約数和(自身を除く): 181006768

約数列:

[1, 2, 4, 8, 16, 31, 53, 62, 71, 89, 106, 124, 142, 178, 212, 248, 284, 356, 424, 496, 568, 712, 848, 1136, 1424, 1643, 2201, 2759, 3286, 3763, 4402, 4717, 5518, 6319, 6572, 7526, 8804, 9434, 11036, 12638, 13144, 15052, 17608, 18868, 22072, 25276, 26288, 30104, 35216, 37736, 44144, 50552, 60208, 75472, 101104, 116653, 146227, 195889, 233306, 292454, 334907, 391778, 466612, 584908, 669814, 783556, 933224, 1169816, 1339628, 1567112, 1866448, 2339632, 2679256, 3134224, 5358512, 10382117, 20764234, 41528468, 83056936, 166113872]

約数ペア:

[(1, 166113872), (2, 83056936), (4, 41528468), (8, 20764234), (16, 10382117), (31, 5358512), (53, 3134224), (62, 2679256), (71, 2339632), (89, 1866448), (106, 1567112), (124, 1339628), (142, 1169816), (178, 933224), (212, 783556), (248, 669814), (284, 584908), (356, 466612), (424, 391778), (496, 334907), (568, 292454), (712, 233306), (848, 195889), (1136, 146227), (1424, 116653), (1643, 101104), (2201, 75472), (2759, 60208), (3286, 50552), (3763, 44144), (4402, 37736), (4717, 35216), (5518, 30104), (6319, 26288), (6572, 25276), (7526, 22072), (8804, 18868), (9434, 17608), (11036, 15052), (12638, 13144)]