119728405

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{521}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 157852800

約数和(自身を除く): 38124395

約数列:

[1, 5, 19, 41, 59, 95, 205, 295, 521, 779, 1121, 2419, 2605, 3895, 5605, 9899, 12095, 21361, 30739, 45961, 49495, 106805, 153695, 229805, 405859, 584041, 1260299, 2029295, 2920205, 6301495, 23945681, 119728405]

約数ペア:

[(1, 119728405), (5, 23945681), (19, 6301495), (41, 2920205), (59, 2029295), (95, 1260299), (205, 584041), (295, 405859), (521, 229805), (779, 153695), (1121, 106805), (2419, 49495), (2605, 45961), (3895, 30739), (5605, 21361), (9899, 12095)]