65131140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15289}}^1$

素因数の和:15372

約数の個数: 48

約数和(自身を含む): 184947840

約数和(自身を除く): 119816700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 15289, 30578, 45867, 61156, 76445, 91734, 152890, 183468, 229335, 305780, 458670, 917340, 1085519, 2171038, 3256557, 4342076, 5427595, 6513114, 10855190, 13026228, 16282785, 21710380, 32565570, 65131140]

約数ペア:

[(1, 65131140), (2, 32565570), (3, 21710380), (4, 16282785), (5, 13026228), (6, 10855190), (10, 6513114), (12, 5427595), (15, 4342076), (20, 3256557), (30, 2171038), (60, 1085519), (71, 917340), (142, 458670), (213, 305780), (284, 229335), (355, 183468), (426, 152890), (710, 91734), (852, 76445), (1065, 61156), (1420, 45867), (2130, 30578), (4260, 15289)]