16187865280

素因数分解:

$2^6\times 5^1\times {\mathrm{641}}^1\times {\mathrm{78919}}^1$

素因数の和:79577

約数の個数: 56

約数和(自身を含む): 38607979680

約数和(自身を除く): 22420114400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 641, 1282, 2564, 3205, 5128, 6410, 10256, 12820, 20512, 25640, 41024, 51280, 78919, 102560, 157838, 205120, 315676, 394595, 631352, 789190, 1262704, 1578380, 2525408, 3156760, 5050816, 6313520, 12627040, 25254080, 50587079, 101174158, 202348316, 252935395, 404696632, 505870790, 809393264, 1011741580, 1618786528, 2023483160, 3237573056, 4046966320, 8093932640, 16187865280]

約数ペア:

[(1, 16187865280), (2, 8093932640), (4, 4046966320), (5, 3237573056), (8, 2023483160), (10, 1618786528), (16, 1011741580), (20, 809393264), (32, 505870790), (40, 404696632), (64, 252935395), (80, 202348316), (160, 101174158), (320, 50587079), (641, 25254080), (1282, 12627040), (2564, 6313520), (3205, 5050816), (5128, 3156760), (6410, 2525408), (10256, 1578380), (12820, 1262704), (20512, 789190), (25640, 631352), (41024, 394595), (51280, 315676), (78919, 205120), (102560, 157838)]