81964104

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{467}}^1$

素因数の和:650

約数の個数: 64

約数和(自身を含む): 210263040

約数和(自身を除く): 128298936

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 103, 142, 206, 213, 284, 309, 412, 426, 467, 568, 618, 824, 852, 934, 1236, 1401, 1704, 1868, 2472, 2802, 3736, 5604, 7313, 11208, 14626, 21939, 29252, 33157, 43878, 48101, 58504, 66314, 87756, 96202, 99471, 132628, 144303, 175512, 192404, 198942, 265256, 288606, 384808, 397884, 577212, 795768, 1154424, 3415171, 6830342, 10245513, 13660684, 20491026, 27321368, 40982052, 81964104]

約数ペア:

[(1, 81964104), (2, 40982052), (3, 27321368), (4, 20491026), (6, 13660684), (8, 10245513), (12, 6830342), (24, 3415171), (71, 1154424), (103, 795768), (142, 577212), (206, 397884), (213, 384808), (284, 288606), (309, 265256), (412, 198942), (426, 192404), (467, 175512), (568, 144303), (618, 132628), (824, 99471), (852, 96202), (934, 87756), (1236, 66314), (1401, 58504), (1704, 48101), (1868, 43878), (2472, 33157), (2802, 29252), (3736, 21939), (5604, 14626), (7313, 11208)]