77584540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4967}}^1$

素因数の和:5058

約数の個数: 48

約数和(自身を含む): 180278784

約数和(自身を除く): 102694244

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 3124, 3905, 4967, 7810, 9934, 15620, 19868, 24835, 49670, 54637, 99340, 109274, 218548, 273185, 352657, 546370, 705314, 1092740, 1410628, 1763285, 3526570, 3879227, 7053140, 7758454, 15516908, 19396135, 38792270, 77584540]

約数ペア:

[(1, 77584540), (2, 38792270), (4, 19396135), (5, 15516908), (10, 7758454), (11, 7053140), (20, 3879227), (22, 3526570), (44, 1763285), (55, 1410628), (71, 1092740), (110, 705314), (142, 546370), (220, 352657), (284, 273185), (355, 218548), (710, 109274), (781, 99340), (1420, 54637), (1562, 49670), (3124, 24835), (3905, 19868), (4967, 15620), (7810, 9934)]