78912190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{38873}}^1$

素因数の和:38916

約数の個数: 32

約数和(自身を含む): 167935680

約数和(自身を除く): 89023490

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 38873, 77746, 194365, 272111, 388730, 544222, 1127317, 1360555, 2254634, 2721110, 5636585, 7891219, 11273170, 15782438, 39456095, 78912190]

約数ペア:

[(1, 78912190), (2, 39456095), (5, 15782438), (7, 11273170), (10, 7891219), (14, 5636585), (29, 2721110), (35, 2254634), (58, 1360555), (70, 1127317), (145, 544222), (203, 388730), (290, 272111), (406, 194365), (1015, 77746), (2030, 38873)]