165218325

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1283}}^1$

素因数の和:1414

約数の個数: 48

約数和(自身を含む): 292320576

約数和(自身を除く): 127102251

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 101, 255, 303, 425, 505, 1275, 1283, 1515, 1717, 2525, 3849, 5151, 6415, 7575, 8585, 19245, 21811, 25755, 32075, 42925, 65433, 96225, 109055, 128775, 129583, 327165, 388749, 545275, 647915, 1635825, 1943745, 2202911, 3239575, 6608733, 9718725, 11014555, 33043665, 55072775, 165218325]

約数ペア:

[(1, 165218325), (3, 55072775), (5, 33043665), (15, 11014555), (17, 9718725), (25, 6608733), (51, 3239575), (75, 2202911), (85, 1943745), (101, 1635825), (255, 647915), (303, 545275), (425, 388749), (505, 327165), (1275, 129583), (1283, 128775), (1515, 109055), (1717, 96225), (2525, 65433), (3849, 42925), (5151, 32075), (6415, 25755), (7575, 21811), (8585, 19245)]