81426528

素因数分解:

$2^5\times 3^2\times {\mathrm{167}}^1\times {\mathrm{1693}}^1$

素因数の和:1876

約数の個数: 72

約数和(自身を含む): 233080848

約数和(自身を除く): 151654320

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 167, 288, 334, 501, 668, 1002, 1336, 1503, 1693, 2004, 2672, 3006, 3386, 4008, 5079, 5344, 6012, 6772, 8016, 10158, 12024, 13544, 15237, 16032, 20316, 24048, 27088, 30474, 40632, 48096, 54176, 60948, 81264, 121896, 162528, 243792, 282731, 487584, 565462, 848193, 1130924, 1696386, 2261848, 2544579, 3392772, 4523696, 5089158, 6785544, 9047392, 10178316, 13571088, 20356632, 27142176, 40713264, 81426528]

約数ペア:

[(1, 81426528), (2, 40713264), (3, 27142176), (4, 20356632), (6, 13571088), (8, 10178316), (9, 9047392), (12, 6785544), (16, 5089158), (18, 4523696), (24, 3392772), (32, 2544579), (36, 2261848), (48, 1696386), (72, 1130924), (96, 848193), (144, 565462), (167, 487584), (288, 282731), (334, 243792), (501, 162528), (668, 121896), (1002, 81264), (1336, 60948), (1503, 54176), (1693, 48096), (2004, 40632), (2672, 30474), (3006, 27088), (3386, 24048), (4008, 20316), (5079, 16032), (5344, 15237), (6012, 13544), (6772, 12024), (8016, 10158)]