85041920

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^2\times {\mathrm{79}}^1$

素因数の和:158

約数の個数: 108

約数和(自身を含む): 213638880

約数和(自身を除く): 128596960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 79, 80, 116, 128, 145, 158, 160, 232, 256, 290, 316, 320, 395, 464, 580, 632, 640, 790, 841, 928, 1160, 1264, 1280, 1580, 1682, 1856, 2291, 2320, 2528, 3160, 3364, 3712, 4205, 4582, 4640, 5056, 6320, 6728, 7424, 8410, 9164, 9280, 10112, 11455, 12640, 13456, 16820, 18328, 18560, 20224, 22910, 25280, 26912, 33640, 36656, 37120, 45820, 50560, 53824, 66439, 67280, 73312, 91640, 101120, 107648, 132878, 134560, 146624, 183280, 215296, 265756, 269120, 293248, 332195, 366560, 531512, 538240, 586496, 664390, 733120, 1063024, 1076480, 1328780, 1466240, 2126048, 2657560, 2932480, 4252096, 5315120, 8504192, 10630240, 17008384, 21260480, 42520960, 85041920]

約数ペア:

[(1, 85041920), (2, 42520960), (4, 21260480), (5, 17008384), (8, 10630240), (10, 8504192), (16, 5315120), (20, 4252096), (29, 2932480), (32, 2657560), (40, 2126048), (58, 1466240), (64, 1328780), (79, 1076480), (80, 1063024), (116, 733120), (128, 664390), (145, 586496), (158, 538240), (160, 531512), (232, 366560), (256, 332195), (290, 293248), (316, 269120), (320, 265756), (395, 215296), (464, 183280), (580, 146624), (632, 134560), (640, 132878), (790, 107648), (841, 101120), (928, 91640), (1160, 73312), (1264, 67280), (1280, 66439), (1580, 53824), (1682, 50560), (1856, 45820), (2291, 37120), (2320, 36656), (2528, 33640), (3160, 26912), (3364, 25280), (3712, 22910), (4205, 20224), (4582, 18560), (4640, 18328), (5056, 16820), (6320, 13456), (6728, 12640), (7424, 11455), (8410, 10112), (9164, 9280)]