73871440

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{3511}}^1$

素因数の和:3787

約数の個数: 40

約数和(自身を含む): 172453248

約数和(自身を除く): 98581808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 3511, 4208, 5260, 7022, 10520, 14044, 17555, 21040, 28088, 35110, 56176, 70220, 140440, 280880, 923393, 1846786, 3693572, 4616965, 7387144, 9233930, 14774288, 18467860, 36935720, 73871440]

約数ペア:

[(1, 73871440), (2, 36935720), (4, 18467860), (5, 14774288), (8, 9233930), (10, 7387144), (16, 4616965), (20, 3693572), (40, 1846786), (80, 923393), (263, 280880), (526, 140440), (1052, 70220), (1315, 56176), (2104, 35110), (2630, 28088), (3511, 21040), (4208, 17555), (5260, 14044), (7022, 10520)]