64740072

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{37993}}^1$

素因数の和:38073

約数の個数: 32

約数和(自身を含む): 164134080

約数和(自身を除く): 99394008

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 213, 284, 426, 568, 852, 1704, 37993, 75986, 113979, 151972, 227958, 303944, 455916, 911832, 2697503, 5395006, 8092509, 10790012, 16185018, 21580024, 32370036, 64740072]

約数ペア:

[(1, 64740072), (2, 32370036), (3, 21580024), (4, 16185018), (6, 10790012), (8, 8092509), (12, 5395006), (24, 2697503), (71, 911832), (142, 455916), (213, 303944), (284, 227958), (426, 151972), (568, 113979), (852, 75986), (1704, 37993)]