54385875

素因数分解:

$3^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{1667}}^1$

素因数の和:1717

約数の個数: 48

約数和(自身を含む): 101481120

約数和(自身を除く): 47095245

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 125, 145, 225, 261, 375, 435, 725, 1125, 1305, 1667, 2175, 3625, 5001, 6525, 8335, 10875, 15003, 25005, 32625, 41675, 48343, 75015, 125025, 145029, 208375, 241715, 375075, 435087, 625125, 725145, 1208575, 1875375, 2175435, 3625725, 6042875, 10877175, 18128625, 54385875]

約数ペア:

[(1, 54385875), (3, 18128625), (5, 10877175), (9, 6042875), (15, 3625725), (25, 2175435), (29, 1875375), (45, 1208575), (75, 725145), (87, 625125), (125, 435087), (145, 375075), (225, 241715), (261, 208375), (375, 145029), (435, 125025), (725, 75015), (1125, 48343), (1305, 41675), (1667, 32625), (2175, 25005), (3625, 15003), (5001, 10875), (6525, 8335)]