71264260

素因数分解:

$2^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{5407}}^1$

素因数の和:6075

約数の個数: 24

約数和(自身を含む): 149909760

約数和(自身を除く): 78645500

約数列:

[1, 2, 4, 5, 10, 20, 659, 1318, 2636, 3295, 5407, 6590, 10814, 13180, 21628, 27035, 54070, 108140, 3563213, 7126426, 14252852, 17816065, 35632130, 71264260]

約数ペア:

[(1, 71264260), (2, 35632130), (4, 17816065), (5, 14252852), (10, 7126426), (20, 3563213), (659, 108140), (1318, 54070), (2636, 27035), (3295, 21628), (5407, 13180), (6590, 10814)]