38950145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{349}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 53978400

約数和(自身を除く): 15028255

約数列:

[1, 5, 13, 17, 65, 85, 101, 221, 349, 505, 1105, 1313, 1717, 1745, 4537, 5933, 6565, 8585, 22321, 22685, 29665, 35249, 77129, 111605, 176245, 385645, 458237, 599233, 2291185, 2996165, 7790029, 38950145]

約数ペア:

[(1, 38950145), (5, 7790029), (13, 2996165), (17, 2291185), (65, 599233), (85, 458237), (101, 385645), (221, 176245), (349, 111605), (505, 77129), (1105, 35249), (1313, 29665), (1717, 22685), (1745, 22321), (4537, 8585), (5933, 6565)]