80814330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12647}}^1$

素因数の和:12731

約数の個数: 48

約数和(自身を含む): 213093504

約数和(自身を除く): 132279174

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 3195, 6390, 12647, 25294, 37941, 63235, 75882, 113823, 126470, 189705, 227646, 379410, 569115, 897937, 1138230, 1795874, 2693811, 4489685, 5387622, 8081433, 8979370, 13469055, 16162866, 26938110, 40407165, 80814330]

約数ペア:

[(1, 80814330), (2, 40407165), (3, 26938110), (5, 16162866), (6, 13469055), (9, 8979370), (10, 8081433), (15, 5387622), (18, 4489685), (30, 2693811), (45, 1795874), (71, 1138230), (90, 897937), (142, 569115), (213, 379410), (355, 227646), (426, 189705), (639, 126470), (710, 113823), (1065, 75882), (1278, 63235), (2130, 37941), (3195, 25294), (6390, 12647)]