20109322425

素因数分解:

$3^1\times 5^2\times {\mathrm{281}}^1\times {\mathrm{829}}^1\times {\mathrm{1151}}^1$

素因数の和:2274

約数の個数: 48

約数和(自身を含む): 33435002880

約数和(自身を除く): 13325680455

約数列:

[1, 3, 5, 15, 25, 75, 281, 829, 843, 1151, 1405, 2487, 3453, 4145, 4215, 5755, 7025, 12435, 17265, 20725, 21075, 28775, 62175, 86325, 232949, 323431, 698847, 954179, 970293, 1164745, 1617155, 2862537, 3494235, 4770895, 4851465, 5823725, 8085775, 14312685, 17471175, 23854475, 24257325, 71563425, 268124299, 804372897, 1340621495, 4021864485, 6703107475, 20109322425]

約数ペア:

[(1, 20109322425), (3, 6703107475), (5, 4021864485), (15, 1340621495), (25, 804372897), (75, 268124299), (281, 71563425), (829, 24257325), (843, 23854475), (1151, 17471175), (1405, 14312685), (2487, 8085775), (3453, 5823725), (4145, 4851465), (4215, 4770895), (5755, 3494235), (7025, 2862537), (12435, 1617155), (17265, 1164745), (20725, 970293), (21075, 954179), (28775, 698847), (62175, 323431), (86325, 232949)]