67535980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{108929}}^1$

素因数の和:108969

約数の個数: 24

約数和(自身を含む): 146401920

約数和(自身を除く): 78865940

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 108929, 217858, 435716, 544645, 1089290, 2178580, 3376799, 6753598, 13507196, 16883995, 33767990, 67535980]

約数ペア:

[(1, 67535980), (2, 33767990), (4, 16883995), (5, 13507196), (10, 6753598), (20, 3376799), (31, 2178580), (62, 1089290), (124, 544645), (155, 435716), (310, 217858), (620, 108929)]