65775880

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{6113}}^1$

素因数の和:6393

約数の個数: 32

約数和(自身を含む): 148570200

約数和(自身を除く): 82794320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5380, 6113, 10760, 12226, 24452, 30565, 48904, 61130, 122260, 244520, 1644397, 3288794, 6577588, 8221985, 13155176, 16443970, 32887940, 65775880]

約数ペア:

[(1, 65775880), (2, 32887940), (4, 16443970), (5, 13155176), (8, 8221985), (10, 6577588), (20, 3288794), (40, 1644397), (269, 244520), (538, 122260), (1076, 61130), (1345, 48904), (2152, 30565), (2690, 24452), (5380, 12226), (6113, 10760)]