64276760

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{55411}}^1$

素因数の和:55451

約数の個数: 32

約数和(自身を含む): 149612400

約数和(自身を除く): 85335640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 55411, 110822, 221644, 277055, 443288, 554110, 1108220, 1606919, 2216440, 3213838, 6427676, 8034595, 12855352, 16069190, 32138380, 64276760]

約数ペア:

[(1, 64276760), (2, 32138380), (4, 16069190), (5, 12855352), (8, 8034595), (10, 6427676), (20, 3213838), (29, 2216440), (40, 1606919), (58, 1108220), (116, 554110), (145, 443288), (232, 277055), (290, 221644), (580, 110822), (1160, 55411)]