9959900

素因数分解:

$2^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{727}}^1$

素因数の和:878

約数の個数: 36

約数和(自身を含む): 21800688

約数和(自身を除く): 11840788

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 137, 274, 548, 685, 727, 1370, 1454, 2740, 2908, 3425, 3635, 6850, 7270, 13700, 14540, 18175, 36350, 72700, 99599, 199198, 398396, 497995, 995990, 1991980, 2489975, 4979950, 9959900]

約数ペア:

[(1, 9959900), (2, 4979950), (4, 2489975), (5, 1991980), (10, 995990), (20, 497995), (25, 398396), (50, 199198), (100, 99599), (137, 72700), (274, 36350), (548, 18175), (685, 14540), (727, 13700), (1370, 7270), (1454, 6850), (2740, 3635), (2908, 3425)]