1520450015

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{14563}}^1$

素因数の和:14751

約数の個数: 32

約数和(自身を含む): 2209067520

約数和(自身を除く): 688617505

約数列:

[1, 5, 7, 19, 35, 95, 133, 157, 665, 785, 1099, 2983, 5495, 14563, 14915, 20881, 72815, 101941, 104405, 276697, 509705, 1383485, 1936879, 2286391, 9684395, 11431955, 16004737, 43441429, 80023685, 217207145, 304090003, 1520450015]

約数ペア:

[(1, 1520450015), (5, 304090003), (7, 217207145), (19, 80023685), (35, 43441429), (95, 16004737), (133, 11431955), (157, 9684395), (665, 2286391), (785, 1936879), (1099, 1383485), (2983, 509705), (5495, 276697), (14563, 104405), (14915, 101941), (20881, 72815)]