128107585

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 165888000

約数和(自身を除く): 37780415

約数列:

[1, 5, 23, 59, 79, 115, 239, 295, 395, 1195, 1357, 1817, 4661, 5497, 6785, 9085, 14101, 18881, 23305, 27485, 70505, 94405, 107203, 324323, 434263, 536015, 1113979, 1621615, 2171315, 5569895, 25621517, 128107585]

約数ペア:

[(1, 128107585), (5, 25621517), (23, 5569895), (59, 2171315), (79, 1621615), (115, 1113979), (239, 536015), (295, 434263), (395, 324323), (1195, 107203), (1357, 94405), (1817, 70505), (4661, 27485), (5497, 23305), (6785, 18881), (9085, 14101)]