53761725

素因数分解:

$3^4\times 5^2\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:352

約数の個数: 60

約数和(自身を含む): 100826880

約数和(自身を除く): 47065155

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 139, 191, 225, 405, 417, 573, 675, 695, 955, 1251, 1719, 2025, 2085, 2865, 3475, 3753, 4775, 5157, 6255, 8595, 10425, 11259, 14325, 15471, 18765, 25785, 26549, 31275, 42975, 56295, 77355, 79647, 93825, 128925, 132745, 238941, 281475, 386775, 398235, 663725, 716823, 1194705, 1991175, 2150469, 3584115, 5973525, 10752345, 17920575, 53761725]

約数ペア:

[(1, 53761725), (3, 17920575), (5, 10752345), (9, 5973525), (15, 3584115), (25, 2150469), (27, 1991175), (45, 1194705), (75, 716823), (81, 663725), (135, 398235), (139, 386775), (191, 281475), (225, 238941), (405, 132745), (417, 128925), (573, 93825), (675, 79647), (695, 77355), (955, 56295), (1251, 42975), (1719, 31275), (2025, 26549), (2085, 25785), (2865, 18765), (3475, 15471), (3753, 14325), (4775, 11259), (5157, 10425), (6255, 8595)]