12987079310

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{7349}}^1$

素因数の和:7577

約数の個数: 64

約数和(自身を含む): 25147584000

約数和(自身を除く): 12160504690

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 131, 142, 190, 262, 355, 655, 710, 1310, 1349, 2489, 2698, 4978, 6745, 7349, 9301, 12445, 13490, 14698, 18602, 24890, 36745, 46505, 73490, 93010, 139631, 176719, 279262, 353438, 521779, 698155, 883595, 962719, 1043558, 1396310, 1767190, 1925438, 2608895, 4813595, 5217790, 9627190, 9913801, 18291661, 19827602, 36583322, 49569005, 68353049, 91458305, 99138010, 136706098, 182916610, 341765245, 683530490, 1298707931, 2597415862, 6493539655, 12987079310]

約数ペア:

[(1, 12987079310), (2, 6493539655), (5, 2597415862), (10, 1298707931), (19, 683530490), (38, 341765245), (71, 182916610), (95, 136706098), (131, 99138010), (142, 91458305), (190, 68353049), (262, 49569005), (355, 36583322), (655, 19827602), (710, 18291661), (1310, 9913801), (1349, 9627190), (2489, 5217790), (2698, 4813595), (4978, 2608895), (6745, 1925438), (7349, 1767190), (9301, 1396310), (12445, 1043558), (13490, 962719), (14698, 883595), (18602, 698155), (24890, 521779), (36745, 353438), (46505, 279262), (73490, 176719), (93010, 139631)]