73165880

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{4129}}^1$

素因数の和:4583

約数の個数: 32

約数和(自身を含む): 165034800

約数和(自身を除く): 91868920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1772, 2215, 3544, 4129, 4430, 8258, 8860, 16516, 17720, 20645, 33032, 41290, 82580, 165160, 1829147, 3658294, 7316588, 9145735, 14633176, 18291470, 36582940, 73165880]

約数ペア:

[(1, 73165880), (2, 36582940), (4, 18291470), (5, 14633176), (8, 9145735), (10, 7316588), (20, 3658294), (40, 1829147), (443, 165160), (886, 82580), (1772, 41290), (2215, 33032), (3544, 20645), (4129, 17720), (4430, 16516), (8258, 8860)]