12961150

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:205

約数の個数: 48

約数和(自身を含む): 25270704

約数和(自身を除く): 12309554

約数列:

[1, 2, 5, 10, 25, 50, 53, 67, 73, 106, 134, 146, 265, 335, 365, 530, 670, 730, 1325, 1675, 1825, 2650, 3350, 3551, 3650, 3869, 4891, 7102, 7738, 9782, 17755, 19345, 24455, 35510, 38690, 48910, 88775, 96725, 122275, 177550, 193450, 244550, 259223, 518446, 1296115, 2592230, 6480575, 12961150]

約数ペア:

[(1, 12961150), (2, 6480575), (5, 2592230), (10, 1296115), (25, 518446), (50, 259223), (53, 244550), (67, 193450), (73, 177550), (106, 122275), (134, 96725), (146, 88775), (265, 48910), (335, 38690), (365, 35510), (530, 24455), (670, 19345), (730, 17755), (1325, 9782), (1675, 7738), (1825, 7102), (2650, 4891), (3350, 3869), (3551, 3650)]