78655504

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{69239}}^1$

素因数の和:69318

約数の個数: 20

約数和(自身を含む): 154543680

約数和(自身を除く): 75888176

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 69239, 138478, 276956, 553912, 1107824, 4915969, 9831938, 19663876, 39327752, 78655504]

約数ペア:

[(1, 78655504), (2, 39327752), (4, 19663876), (8, 9831938), (16, 4915969), (71, 1107824), (142, 553912), (284, 276956), (568, 138478), (1136, 69239)]