78213568

素因数分解:

$2^6\times {\mathrm{41}}^2\times {\mathrm{727}}^1$

素因数の和:821

約数の個数: 42

約数和(自身を含む): 159301688

約数和(自身を除く): 81088120

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 164, 328, 656, 727, 1312, 1454, 1681, 2624, 2908, 3362, 5816, 6724, 11632, 13448, 23264, 26896, 29807, 46528, 53792, 59614, 107584, 119228, 238456, 476912, 953824, 1222087, 1907648, 2444174, 4888348, 9776696, 19553392, 39106784, 78213568]

約数ペア:

[(1, 78213568), (2, 39106784), (4, 19553392), (8, 9776696), (16, 4888348), (32, 2444174), (41, 1907648), (64, 1222087), (82, 953824), (164, 476912), (328, 238456), (656, 119228), (727, 107584), (1312, 59614), (1454, 53792), (1681, 46528), (2624, 29807), (2908, 26896), (3362, 23264), (5816, 13448), (6724, 11632)]