173124580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{5119}}^1$

素因数の和:5236

約数の個数: 48

約数和(自身を含む): 387072000

約数和(自身を除く): 213947420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 89, 95, 178, 190, 356, 380, 445, 890, 1691, 1780, 3382, 5119, 6764, 8455, 10238, 16910, 20476, 25595, 33820, 51190, 97261, 102380, 194522, 389044, 455591, 486305, 911182, 972610, 1822364, 1945220, 2277955, 4555910, 8656229, 9111820, 17312458, 34624916, 43281145, 86562290, 173124580]

約数ペア:

[(1, 173124580), (2, 86562290), (4, 43281145), (5, 34624916), (10, 17312458), (19, 9111820), (20, 8656229), (38, 4555910), (76, 2277955), (89, 1945220), (95, 1822364), (178, 972610), (190, 911182), (356, 486305), (380, 455591), (445, 389044), (890, 194522), (1691, 102380), (1780, 97261), (3382, 51190), (5119, 33820), (6764, 25595), (8455, 20476), (10238, 16910)]