16351875

素因数分解:

$3^4\times 5^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:68

約数の個数: 100

約数和(自身を含む): 34020360

約数和(自身を除く): 17668485

約数列:

[1, 3, 5, 9, 15, 17, 19, 25, 27, 45, 51, 57, 75, 81, 85, 95, 125, 135, 153, 171, 225, 255, 285, 323, 375, 405, 425, 459, 475, 513, 625, 675, 765, 855, 969, 1125, 1275, 1377, 1425, 1539, 1615, 1875, 2025, 2125, 2295, 2375, 2565, 2907, 3375, 3825, 4275, 4845, 5625, 6375, 6885, 7125, 7695, 8075, 8721, 10125, 10625, 11475, 11875, 12825, 14535, 16875, 19125, 21375, 24225, 26163, 31875, 34425, 35625, 38475, 40375, 43605, 50625, 57375, 64125, 72675, 95625, 106875, 121125, 130815, 172125, 192375, 201875, 218025, 286875, 320625, 363375, 605625, 654075, 860625, 961875, 1090125, 1816875, 3270375, 5450625, 16351875]

約数ペア:

[(1, 16351875), (3, 5450625), (5, 3270375), (9, 1816875), (15, 1090125), (17, 961875), (19, 860625), (25, 654075), (27, 605625), (45, 363375), (51, 320625), (57, 286875), (75, 218025), (81, 201875), (85, 192375), (95, 172125), (125, 130815), (135, 121125), (153, 106875), (171, 95625), (225, 72675), (255, 64125), (285, 57375), (323, 50625), (375, 43605), (405, 40375), (425, 38475), (459, 35625), (475, 34425), (513, 31875), (625, 26163), (675, 24225), (765, 21375), (855, 19125), (969, 16875), (1125, 14535), (1275, 12825), (1377, 11875), (1425, 11475), (1539, 10625), (1615, 10125), (1875, 8721), (2025, 8075), (2125, 7695), (2295, 7125), (2375, 6885), (2565, 6375), (2907, 5625), (3375, 4845), (3825, 4275)]