66629680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{64067}}^1$

素因数の和:64093

約数の個数: 40

約数和(自身を含む): 166833072

約数和(自身を除く): 100203392

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 64067, 128134, 256268, 320335, 512536, 640670, 832871, 1025072, 1281340, 1665742, 2562680, 3331484, 4164355, 5125360, 6662968, 8328710, 13325936, 16657420, 33314840, 66629680]

約数ペア:

[(1, 66629680), (2, 33314840), (4, 16657420), (5, 13325936), (8, 8328710), (10, 6662968), (13, 5125360), (16, 4164355), (20, 3331484), (26, 2562680), (40, 1665742), (52, 1281340), (65, 1025072), (80, 832871), (104, 640670), (130, 512536), (208, 320335), (260, 256268), (520, 128134), (1040, 64067)]