189558875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1549}}^1$

素因数の和:1664

約数の個数: 32

約数和(自身を含む): 261144000

約数和(自身を除く): 71585125

約数列:

[1, 5, 11, 25, 55, 89, 125, 275, 445, 979, 1375, 1549, 2225, 4895, 7745, 11125, 17039, 24475, 38725, 85195, 122375, 137861, 193625, 425975, 689305, 1516471, 2129875, 3446525, 7582355, 17232625, 37911775, 189558875]

約数ペア:

[(1, 189558875), (5, 37911775), (11, 17232625), (25, 7582355), (55, 3446525), (89, 2129875), (125, 1516471), (275, 689305), (445, 425975), (979, 193625), (1375, 137861), (1549, 122375), (2225, 85195), (4895, 38725), (7745, 24475), (11125, 17039)]