79605220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1709}}^1$

素因数の和:1872

約数の個数: 48

約数和(自身を含む): 178400880

約数和(自身を除く): 98795660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 137, 170, 274, 340, 548, 685, 1370, 1709, 2329, 2740, 3418, 4658, 6836, 8545, 9316, 11645, 17090, 23290, 29053, 34180, 46580, 58106, 116212, 145265, 234133, 290530, 468266, 581060, 936532, 1170665, 2341330, 3980261, 4682660, 7960522, 15921044, 19901305, 39802610, 79605220]

約数ペア:

[(1, 79605220), (2, 39802610), (4, 19901305), (5, 15921044), (10, 7960522), (17, 4682660), (20, 3980261), (34, 2341330), (68, 1170665), (85, 936532), (137, 581060), (170, 468266), (274, 290530), (340, 234133), (548, 145265), (685, 116212), (1370, 58106), (1709, 46580), (2329, 34180), (2740, 29053), (3418, 23290), (4658, 17090), (6836, 11645), (8545, 9316)]