20523375

素因数分解:

$3^4\times 5^3\times {\mathrm{2027}}^1$

素因数の和:2054

約数の個数: 40

約数和(自身を含む): 38280528

約数和(自身を除く): 17757153

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 375, 405, 675, 1125, 2025, 2027, 3375, 6081, 10125, 10135, 18243, 30405, 50675, 54729, 91215, 152025, 164187, 253375, 273645, 456075, 760125, 820935, 1368225, 2280375, 4104675, 6841125, 20523375]

約数ペア:

[(1, 20523375), (3, 6841125), (5, 4104675), (9, 2280375), (15, 1368225), (25, 820935), (27, 760125), (45, 456075), (75, 273645), (81, 253375), (125, 164187), (135, 152025), (225, 91215), (375, 54729), (405, 50675), (675, 30405), (1125, 18243), (2025, 10135), (2027, 10125), (3375, 6081)]