25740495

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{349}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 49140000

約数和(自身を除く): 23399505

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 149, 165, 349, 447, 495, 745, 1047, 1341, 1639, 1745, 2235, 3141, 3839, 4917, 5235, 6705, 8195, 11517, 14751, 15705, 19195, 24585, 34551, 52001, 57585, 73755, 156003, 172755, 260005, 468009, 572011, 780015, 1716033, 2340045, 2860055, 5148099, 8580165, 25740495]

約数ペア:

[(1, 25740495), (3, 8580165), (5, 5148099), (9, 2860055), (11, 2340045), (15, 1716033), (33, 780015), (45, 572011), (55, 468009), (99, 260005), (149, 172755), (165, 156003), (349, 73755), (447, 57585), (495, 52001), (745, 34551), (1047, 24585), (1341, 19195), (1639, 15705), (1745, 14751), (2235, 11517), (3141, 8195), (3839, 6705), (4917, 5235)]