65909120

素因数分解:

$2^7\times 5^1\times {\mathrm{102983}}^1$

素因数の和:103002

約数の個数: 32

約数和(自身を含む): 157565520

約数和(自身を除く): 91656400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 102983, 205966, 411932, 514915, 823864, 1029830, 1647728, 2059660, 3295456, 4119320, 6590912, 8238640, 13181824, 16477280, 32954560, 65909120]

約数ペア:

[(1, 65909120), (2, 32954560), (4, 16477280), (5, 13181824), (8, 8238640), (10, 6590912), (16, 4119320), (20, 3295456), (32, 2059660), (40, 1647728), (64, 1029830), (80, 823864), (128, 514915), (160, 411932), (320, 205966), (640, 102983)]