25465000

素因数分解:

$2^3\times 5^4\times {\mathrm{11}}^1\times {\mathrm{463}}^1$

素因数の和:500

約数の個数: 80

約数和(自身を含む): 65229120

約数和(自身を除く): 39764120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 250, 275, 440, 463, 500, 550, 625, 926, 1000, 1100, 1250, 1375, 1852, 2200, 2315, 2500, 2750, 3704, 4630, 5000, 5093, 5500, 6875, 9260, 10186, 11000, 11575, 13750, 18520, 20372, 23150, 25465, 27500, 40744, 46300, 50930, 55000, 57875, 92600, 101860, 115750, 127325, 203720, 231500, 254650, 289375, 463000, 509300, 578750, 636625, 1018600, 1157500, 1273250, 2315000, 2546500, 3183125, 5093000, 6366250, 12732500, 25465000]

約数ペア:

[(1, 25465000), (2, 12732500), (4, 6366250), (5, 5093000), (8, 3183125), (10, 2546500), (11, 2315000), (20, 1273250), (22, 1157500), (25, 1018600), (40, 636625), (44, 578750), (50, 509300), (55, 463000), (88, 289375), (100, 254650), (110, 231500), (125, 203720), (200, 127325), (220, 115750), (250, 101860), (275, 92600), (440, 57875), (463, 55000), (500, 50930), (550, 46300), (625, 40744), (926, 27500), (1000, 25465), (1100, 23150), (1250, 20372), (1375, 18520), (1852, 13750), (2200, 11575), (2315, 11000), (2500, 10186), (2750, 9260), (3704, 6875), (4630, 5500), (5000, 5093)]