80648475

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 137991168

約数和(自身を除く): 57342693

約数列:

[1, 3, 5, 15, 25, 47, 75, 137, 141, 167, 235, 411, 501, 685, 705, 835, 1175, 2055, 2505, 3425, 3525, 4175, 6439, 7849, 10275, 12525, 19317, 22879, 23547, 32195, 39245, 68637, 96585, 114395, 117735, 160975, 196225, 343185, 482925, 571975, 588675, 1075313, 1715925, 3225939, 5376565, 16129695, 26882825, 80648475]

約数ペア:

[(1, 80648475), (3, 26882825), (5, 16129695), (15, 5376565), (25, 3225939), (47, 1715925), (75, 1075313), (137, 588675), (141, 571975), (167, 482925), (235, 343185), (411, 196225), (501, 160975), (685, 117735), (705, 114395), (835, 96585), (1175, 68637), (2055, 39245), (2505, 32195), (3425, 23547), (3525, 22879), (4175, 19317), (6439, 12525), (7849, 10275)]