72189776

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{331}}^1$

素因数の和:699

約数の個数: 40

約数和(自身を含む): 144005664

約数和(自身を除く): 71815888

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 317, 331, 344, 634, 662, 688, 1268, 1324, 2536, 2648, 5072, 5296, 13631, 14233, 27262, 28466, 54524, 56932, 104927, 109048, 113864, 209854, 218096, 227728, 419708, 839416, 1678832, 4511861, 9023722, 18047444, 36094888, 72189776]

約数ペア:

[(1, 72189776), (2, 36094888), (4, 18047444), (8, 9023722), (16, 4511861), (43, 1678832), (86, 839416), (172, 419708), (317, 227728), (331, 218096), (344, 209854), (634, 113864), (662, 109048), (688, 104927), (1268, 56932), (1324, 54524), (2536, 28466), (2648, 27262), (5072, 14233), (5296, 13631)]