82765280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{39791}}^1$

素因数の和:39819

約数の個数: 48

約数和(自身を含む): 210579264

約数和(自身を除く): 127813984

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, 39791, 79582, 159164, 198955, 318328, 397910, 517283, 636656, 795820, 1034566, 1273312, 1591640, 2069132, 2586415, 3183280, 4138264, 5172830, 6366560, 8276528, 10345660, 16553056, 20691320, 41382640, 82765280]

約数ペア:

[(1, 82765280), (2, 41382640), (4, 20691320), (5, 16553056), (8, 10345660), (10, 8276528), (13, 6366560), (16, 5172830), (20, 4138264), (26, 3183280), (32, 2586415), (40, 2069132), (52, 1591640), (65, 1273312), (80, 1034566), (104, 795820), (130, 636656), (160, 517283), (208, 397910), (260, 318328), (416, 198955), (520, 159164), (1040, 79582), (2080, 39791)]