208528060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{802031}}^1$

素因数の和:802053

約数の個数: 24

約数和(自身を含む): 471594816

約数和(自身を除く): 263066756

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 802031, 1604062, 3208124, 4010155, 8020310, 10426403, 16040620, 20852806, 41705612, 52132015, 104264030, 208528060]

約数ペア:

[(1, 208528060), (2, 104264030), (4, 52132015), (5, 41705612), (10, 20852806), (13, 16040620), (20, 10426403), (26, 8020310), (52, 4010155), (65, 3208124), (130, 1604062), (260, 802031)]