66957280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32191}}^1$

素因数の和:32219

約数の個数: 48

約数和(自身を含む): 170360064

約数和(自身を除く): 103402784

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 32191, 64382, 128764, 160955, 257528, 321910, 418483, 515056, 643820, 836966, 1030112, 1287640, 1673932, 2092415, 2575280, 3347864, 4184830, 5150560, 6695728, 8369660, 13391456, 16739320, 33478640, 66957280]

約数ペア:

[(1, 66957280), (2, 33478640), (4, 16739320), (5, 13391456), (8, 8369660), (10, 6695728), (13, 5150560), (16, 4184830), (20, 3347864), (26, 2575280), (32, 2092415), (40, 1673932), (52, 1287640), (65, 1030112), (80, 836966), (104, 643820), (130, 515056), (160, 418483), (208, 321910), (260, 257528), (416, 160955), (520, 128764), (1040, 64382), (2080, 32191)]