77896780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{299603}}^1$

素因数の和:299625

約数の個数: 24

約数和(自身を含む): 176167152

約数和(自身を除く): 98270372

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 299603, 599206, 1198412, 1498015, 2996030, 3894839, 5992060, 7789678, 15579356, 19474195, 38948390, 77896780]

約数ペア:

[(1, 77896780), (2, 38948390), (4, 19474195), (5, 15579356), (10, 7789678), (13, 5992060), (20, 3894839), (26, 2996030), (52, 1498015), (65, 1198412), (130, 599206), (260, 299603)]