161030500

素因数分解:

$2^2\times 5^3\times {\mathrm{443}}^1\times {\mathrm{727}}^1$

素因数の和:1189

約数の個数: 48

約数和(自身を含む): 352969344

約数和(自身を除く): 191938844

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 443, 500, 727, 886, 1454, 1772, 2215, 2908, 3635, 4430, 7270, 8860, 11075, 14540, 18175, 22150, 36350, 44300, 55375, 72700, 90875, 110750, 181750, 221500, 322061, 363500, 644122, 1288244, 1610305, 3220610, 6441220, 8051525, 16103050, 32206100, 40257625, 80515250, 161030500]

約数ペア:

[(1, 161030500), (2, 80515250), (4, 40257625), (5, 32206100), (10, 16103050), (20, 8051525), (25, 6441220), (50, 3220610), (100, 1610305), (125, 1288244), (250, 644122), (443, 363500), (500, 322061), (727, 221500), (886, 181750), (1454, 110750), (1772, 90875), (2215, 72700), (2908, 55375), (3635, 44300), (4430, 36350), (7270, 22150), (8860, 18175), (11075, 14540)]