42400125

素因数分解:

$3^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{739}}^1$

素因数の和:780

約数の個数: 64

約数和(自身を含む): 83116800

約数和(自身を除く): 40716675

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 85, 125, 135, 153, 225, 255, 375, 425, 459, 675, 739, 765, 1125, 1275, 2125, 2217, 2295, 3375, 3695, 3825, 6375, 6651, 11085, 11475, 12563, 18475, 19125, 19953, 33255, 37689, 55425, 57375, 62815, 92375, 99765, 113067, 166275, 188445, 277125, 314075, 339201, 498825, 565335, 831375, 942225, 1570375, 1696005, 2494125, 2826675, 4711125, 8480025, 14133375, 42400125]

約数ペア:

[(1, 42400125), (3, 14133375), (5, 8480025), (9, 4711125), (15, 2826675), (17, 2494125), (25, 1696005), (27, 1570375), (45, 942225), (51, 831375), (75, 565335), (85, 498825), (125, 339201), (135, 314075), (153, 277125), (225, 188445), (255, 166275), (375, 113067), (425, 99765), (459, 92375), (675, 62815), (739, 57375), (765, 55425), (1125, 37689), (1275, 33255), (2125, 19953), (2217, 19125), (2295, 18475), (3375, 12563), (3695, 11475), (3825, 11085), (6375, 6651)]