819014975

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{13099}}^1$

素因数の和:13211

約数の個数: 24

約数和(自身を含む): 1057484400

約数和(自身を除く): 238469425

約数列:

[1, 5, 25, 41, 61, 205, 305, 1025, 1525, 2501, 12505, 13099, 62525, 65495, 327475, 537059, 799039, 2685295, 3995195, 13426475, 19975975, 32760599, 163802995, 819014975]

約数ペア:

[(1, 819014975), (5, 163802995), (25, 32760599), (41, 19975975), (61, 13426475), (205, 3995195), (305, 2685295), (1025, 799039), (1525, 537059), (2501, 327475), (12505, 65495), (13099, 62525)]