77897560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149803}}^1$

素因数の和:149827

約数の個数: 32

約数和(自身を含む): 188753040

約数和(自身を除く): 110855480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 149803, 299606, 599212, 749015, 1198424, 1498030, 1947439, 2996060, 3894878, 5992120, 7789756, 9737195, 15579512, 19474390, 38948780, 77897560]

約数ペア:

[(1, 77897560), (2, 38948780), (4, 19474390), (5, 15579512), (8, 9737195), (10, 7789756), (13, 5992120), (20, 3894878), (26, 2996060), (40, 1947439), (52, 1498030), (65, 1198424), (104, 749015), (130, 599212), (260, 299606), (520, 149803)]