16335680

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{719}}^1$

素因数の和:807

約数の個数: 56

約数和(自身を含む): 39502080

約数和(自身を除く): 23166400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 142, 160, 284, 320, 355, 568, 710, 719, 1136, 1420, 1438, 2272, 2840, 2876, 3595, 4544, 5680, 5752, 7190, 11360, 11504, 14380, 22720, 23008, 28760, 46016, 51049, 57520, 102098, 115040, 204196, 230080, 255245, 408392, 510490, 816784, 1020980, 1633568, 2041960, 3267136, 4083920, 8167840, 16335680]

約数ペア:

[(1, 16335680), (2, 8167840), (4, 4083920), (5, 3267136), (8, 2041960), (10, 1633568), (16, 1020980), (20, 816784), (32, 510490), (40, 408392), (64, 255245), (71, 230080), (80, 204196), (142, 115040), (160, 102098), (284, 57520), (320, 51049), (355, 46016), (568, 28760), (710, 23008), (719, 22720), (1136, 14380), (1420, 11504), (1438, 11360), (2272, 7190), (2840, 5752), (2876, 5680), (3595, 4544)]