25137045

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 46051200

約数和(自身を除く): 20914155

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 149, 163, 207, 345, 447, 489, 745, 815, 1035, 1341, 1467, 2235, 2445, 3427, 3749, 6705, 7335, 10281, 11247, 17135, 18745, 24287, 30843, 33741, 51405, 56235, 72861, 121435, 154215, 168705, 218583, 364305, 558601, 1092915, 1675803, 2793005, 5027409, 8379015, 25137045]

約数ペア:

[(1, 25137045), (3, 8379015), (5, 5027409), (9, 2793005), (15, 1675803), (23, 1092915), (45, 558601), (69, 364305), (115, 218583), (149, 168705), (163, 154215), (207, 121435), (345, 72861), (447, 56235), (489, 51405), (745, 33741), (815, 30843), (1035, 24287), (1341, 18745), (1467, 17135), (2235, 11247), (2445, 10281), (3427, 7335), (3749, 6705)]