320391695

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{1319}}^1$

素因数の和:1475

約数の個数: 32

約数和(自身を含む): 429770880

約数和(自身を除く): 109379185

約数列:

[1, 5, 13, 37, 65, 101, 185, 481, 505, 1313, 1319, 2405, 3737, 6565, 6595, 17147, 18685, 48581, 48803, 85735, 133219, 242905, 244015, 634439, 666095, 1731847, 3172195, 4929103, 8659235, 24645515, 64078339, 320391695]

約数ペア:

[(1, 320391695), (5, 64078339), (13, 24645515), (37, 8659235), (65, 4929103), (101, 3172195), (185, 1731847), (481, 666095), (505, 634439), (1313, 244015), (1319, 242905), (2405, 133219), (3737, 85735), (6565, 48803), (6595, 48581), (17147, 18685)]