72681448

素因数分解:

$2^3\times 7^1\times {\mathrm{571}}^1\times {\mathrm{2273}}^1$

素因数の和:2857

約数の個数: 32

約数和(自身を含む): 156087360

約数和(自身を除く): 83405912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 571, 1142, 2273, 2284, 3997, 4546, 4568, 7994, 9092, 15911, 15988, 18184, 31822, 31976, 63644, 127288, 1297883, 2595766, 5191532, 9085181, 10383064, 18170362, 36340724, 72681448]

約数ペア:

[(1, 72681448), (2, 36340724), (4, 18170362), (7, 10383064), (8, 9085181), (14, 5191532), (28, 2595766), (56, 1297883), (571, 127288), (1142, 63644), (2273, 31976), (2284, 31822), (3997, 18184), (4546, 15988), (4568, 15911), (7994, 9092)]