156918140

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{94529}}^1$

素因数の和:94621

約数の個数: 24

約数和(自身を含む): 333501840

約数和(自身を除く): 176583700

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 94529, 189058, 378116, 472645, 945290, 1890580, 7845907, 15691814, 31383628, 39229535, 78459070, 156918140]

約数ペア:

[(1, 156918140), (2, 78459070), (4, 39229535), (5, 31383628), (10, 15691814), (20, 7845907), (83, 1890580), (166, 945290), (332, 472645), (415, 378116), (830, 189058), (1660, 94529)]