81845984

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1481}}^1$

素因数の和:1659

約数の個数: 48

約数和(自身を含む): 177021936

約数和(自身を除く): 95175952

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 157, 176, 314, 352, 628, 1256, 1481, 1727, 2512, 2962, 3454, 5024, 5924, 6908, 11848, 13816, 16291, 23696, 27632, 32582, 47392, 55264, 65164, 130328, 232517, 260656, 465034, 521312, 930068, 1860136, 2557687, 3720272, 5115374, 7440544, 10230748, 20461496, 40922992, 81845984]

約数ペア:

[(1, 81845984), (2, 40922992), (4, 20461496), (8, 10230748), (11, 7440544), (16, 5115374), (22, 3720272), (32, 2557687), (44, 1860136), (88, 930068), (157, 521312), (176, 465034), (314, 260656), (352, 232517), (628, 130328), (1256, 65164), (1481, 55264), (1727, 47392), (2512, 32582), (2962, 27632), (3454, 23696), (5024, 16291), (5924, 13816), (6908, 11848)]