156913210

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{2939}}^1$

素因数の和:3246

約数の個数: 32

約数和(自身を含む): 298468800

約数和(自身を除く): 141555590

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 281, 562, 1405, 2810, 2939, 5339, 5878, 10678, 14695, 26695, 29390, 53390, 55841, 111682, 279205, 558410, 825859, 1651718, 4129295, 8258590, 15691321, 31382642, 78456605, 156913210]

約数ペア:

[(1, 156913210), (2, 78456605), (5, 31382642), (10, 15691321), (19, 8258590), (38, 4129295), (95, 1651718), (190, 825859), (281, 558410), (562, 279205), (1405, 111682), (2810, 55841), (2939, 53390), (5339, 29390), (5878, 26695), (10678, 14695)]