68990384

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{54581}}^1$

素因数の和:54668

約数の個数: 20

約数和(自身を含む): 135363360

約数和(自身を除く): 66372976

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 54581, 109162, 218324, 436648, 873296, 4311899, 8623798, 17247596, 34495192, 68990384]

約数ペア:

[(1, 68990384), (2, 34495192), (4, 17247596), (8, 8623798), (16, 4311899), (79, 873296), (158, 436648), (316, 218324), (632, 109162), (1264, 54581)]