72726525

素因数分解:

$3^3\times 5^2\times {\mathrm{163}}^1\times {\mathrm{661}}^1$

素因数の和:843

約数の個数: 48

約数和(自身を含む): 134624320

約数和(自身を除く): 61897795

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 163, 225, 489, 661, 675, 815, 1467, 1983, 2445, 3305, 4075, 4401, 5949, 7335, 9915, 12225, 16525, 17847, 22005, 29745, 36675, 49575, 89235, 107743, 110025, 148725, 323229, 446175, 538715, 969687, 1616145, 2693575, 2909061, 4848435, 8080725, 14545305, 24242175, 72726525]

約数ペア:

[(1, 72726525), (3, 24242175), (5, 14545305), (9, 8080725), (15, 4848435), (25, 2909061), (27, 2693575), (45, 1616145), (75, 969687), (135, 538715), (163, 446175), (225, 323229), (489, 148725), (661, 110025), (675, 107743), (815, 89235), (1467, 49575), (1983, 36675), (2445, 29745), (3305, 22005), (4075, 17847), (4401, 16525), (5949, 12225), (7335, 9915)]