72642245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{433}}^1$

素因数の和:569

約数の個数: 32

約数和(自身を含む): 98431200

約数和(自身を除く): 25788955

約数列:

[1, 5, 13, 29, 65, 89, 145, 377, 433, 445, 1157, 1885, 2165, 2581, 5629, 5785, 12557, 12905, 28145, 33553, 38537, 62785, 163241, 167765, 192685, 500981, 816205, 1117573, 2504905, 5587865, 14528449, 72642245]

約数ペア:

[(1, 72642245), (5, 14528449), (13, 5587865), (29, 2504905), (65, 1117573), (89, 816205), (145, 500981), (377, 192685), (433, 167765), (445, 163241), (1157, 62785), (1885, 38537), (2165, 33553), (2581, 28145), (5629, 12905), (5785, 12557)]