80921368

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{857}}^1$

素因数の和:940

約数の個数: 64

約数和(自身を含む): 176061600

約数和(自身を除く): 95140232

約数列:

[1, 2, 4, 8, 11, 22, 29, 37, 44, 58, 74, 88, 116, 148, 232, 296, 319, 407, 638, 814, 857, 1073, 1276, 1628, 1714, 2146, 2552, 3256, 3428, 4292, 6856, 8584, 9427, 11803, 18854, 23606, 24853, 31709, 37708, 47212, 49706, 63418, 75416, 94424, 99412, 126836, 198824, 253672, 273383, 348799, 546766, 697598, 919561, 1093532, 1395196, 1839122, 2187064, 2790392, 3678244, 7356488, 10115171, 20230342, 40460684, 80921368]

約数ペア:

[(1, 80921368), (2, 40460684), (4, 20230342), (8, 10115171), (11, 7356488), (22, 3678244), (29, 2790392), (37, 2187064), (44, 1839122), (58, 1395196), (74, 1093532), (88, 919561), (116, 697598), (148, 546766), (232, 348799), (296, 273383), (319, 253672), (407, 198824), (638, 126836), (814, 99412), (857, 94424), (1073, 75416), (1276, 63418), (1628, 49706), (1714, 47212), (2146, 37708), (2552, 31709), (3256, 24853), (3428, 23606), (4292, 18854), (6856, 11803), (8584, 9427)]