20161229750

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{479}}^1\times {\mathrm{5431}}^1$

素因数の和:5958

約数の個数: 64

約数和(自身を含む): 39047823360

約数和(自身を除く): 18886593610

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 125, 155, 250, 310, 479, 775, 958, 1550, 2395, 3875, 4790, 5431, 7750, 10862, 11975, 14849, 23950, 27155, 29698, 54310, 59875, 74245, 119750, 135775, 148490, 168361, 271550, 336722, 371225, 678875, 742450, 841805, 1357750, 1683610, 1856125, 2601449, 3712250, 4209025, 5202898, 8418050, 13007245, 21045125, 26014490, 42090250, 65036225, 80644919, 130072450, 161289838, 325181125, 403224595, 650362250, 806449190, 2016122975, 4032245950, 10080614875, 20161229750]

約数ペア:

[(1, 20161229750), (2, 10080614875), (5, 4032245950), (10, 2016122975), (25, 806449190), (31, 650362250), (50, 403224595), (62, 325181125), (125, 161289838), (155, 130072450), (250, 80644919), (310, 65036225), (479, 42090250), (775, 26014490), (958, 21045125), (1550, 13007245), (2395, 8418050), (3875, 5202898), (4790, 4209025), (5431, 3712250), (7750, 2601449), (10862, 1856125), (11975, 1683610), (14849, 1357750), (23950, 841805), (27155, 742450), (29698, 678875), (54310, 371225), (59875, 336722), (74245, 271550), (119750, 168361), (135775, 148490)]