78156784

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{229}}^1\times {\mathrm{257}}^1$

素因数の和:577

約数の個数: 40

約数和(自身を含む): 154521360

約数和(自身を除く): 76364576

約数列:

[1, 2, 4, 8, 16, 83, 166, 229, 257, 332, 458, 514, 664, 916, 1028, 1328, 1832, 2056, 3664, 4112, 19007, 21331, 38014, 42662, 58853, 76028, 85324, 117706, 152056, 170648, 235412, 304112, 341296, 470824, 941648, 4884799, 9769598, 19539196, 39078392, 78156784]

約数ペア:

[(1, 78156784), (2, 39078392), (4, 19539196), (8, 9769598), (16, 4884799), (83, 941648), (166, 470824), (229, 341296), (257, 304112), (332, 235412), (458, 170648), (514, 152056), (664, 117706), (916, 85324), (1028, 76028), (1328, 58853), (1832, 42662), (2056, 38014), (3664, 21331), (4112, 19007)]