20348534255

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1\times {\mathrm{1289}}^1$

素因数の和:1584

約数の個数: 64

約数和(自身を含む): 29364940800

約数和(自身を除く): 9016406545

約数列:

[1, 5, 7, 29, 35, 103, 145, 151, 203, 515, 721, 755, 1015, 1057, 1289, 2987, 3605, 4379, 5285, 6445, 9023, 14935, 15553, 20909, 21895, 30653, 37381, 45115, 77765, 104545, 108871, 132767, 153265, 186905, 194639, 261667, 451037, 544355, 663835, 929369, 973195, 1308335, 1362473, 2255185, 3157259, 3850243, 4646845, 5644531, 6812365, 15786295, 19251215, 20047817, 26951701, 28222655, 39511717, 100239085, 134758505, 140334719, 197558585, 581386693, 701673595, 2906933465, 4069706851, 20348534255]

約数ペア:

[(1, 20348534255), (5, 4069706851), (7, 2906933465), (29, 701673595), (35, 581386693), (103, 197558585), (145, 140334719), (151, 134758505), (203, 100239085), (515, 39511717), (721, 28222655), (755, 26951701), (1015, 20047817), (1057, 19251215), (1289, 15786295), (2987, 6812365), (3605, 5644531), (4379, 4646845), (5285, 3850243), (6445, 3157259), (9023, 2255185), (14935, 1362473), (15553, 1308335), (20909, 973195), (21895, 929369), (30653, 663835), (37381, 544355), (45115, 451037), (77765, 261667), (104545, 194639), (108871, 186905), (132767, 153265)]