25753905

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{167}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 47174400

約数和(自身を除く): 21420495

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 149, 167, 207, 345, 447, 501, 745, 835, 1035, 1341, 1503, 2235, 2505, 3427, 3841, 6705, 7515, 10281, 11523, 17135, 19205, 24883, 30843, 34569, 51405, 57615, 74649, 124415, 154215, 172845, 223947, 373245, 572309, 1119735, 1716927, 2861545, 5150781, 8584635, 25753905]

約数ペア:

[(1, 25753905), (3, 8584635), (5, 5150781), (9, 2861545), (15, 1716927), (23, 1119735), (45, 572309), (69, 373245), (115, 223947), (149, 172845), (167, 154215), (207, 124415), (345, 74649), (447, 57615), (501, 51405), (745, 34569), (835, 30843), (1035, 24883), (1341, 19205), (1503, 17135), (2235, 11523), (2505, 10281), (3427, 7515), (3841, 6705)]