80820428848

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{827129}}^1$

素因数の和:827365

約数の個数: 40

約数和(自身を含む): 162461566080

約数和(自身を除く): 81641137232

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 197, 248, 394, 496, 788, 1576, 3152, 6107, 12214, 24428, 48856, 97712, 827129, 1654258, 3308516, 6617032, 13234064, 25640999, 51281998, 102563996, 162944413, 205127992, 325888826, 410255984, 651777652, 1303555304, 2607110608, 5051276803, 10102553606, 20205107212, 40410214424, 80820428848]

約数ペア:

[(1, 80820428848), (2, 40410214424), (4, 20205107212), (8, 10102553606), (16, 5051276803), (31, 2607110608), (62, 1303555304), (124, 651777652), (197, 410255984), (248, 325888826), (394, 205127992), (496, 162944413), (788, 102563996), (1576, 51281998), (3152, 25640999), (6107, 13234064), (12214, 6617032), (24428, 3308516), (48856, 1654258), (97712, 827129)]