208502488

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{3203}}^1$

素因数の和:3391

約数の個数: 32

約数和(自身を含む): 399859200

約数和(自身を除く): 191356712

約数列:

[1, 2, 4, 8, 79, 103, 158, 206, 316, 412, 632, 824, 3203, 6406, 8137, 12812, 16274, 25624, 32548, 65096, 253037, 329909, 506074, 659818, 1012148, 1319636, 2024296, 2639272, 26062811, 52125622, 104251244, 208502488]

約数ペア:

[(1, 208502488), (2, 104251244), (4, 52125622), (8, 26062811), (79, 2639272), (103, 2024296), (158, 1319636), (206, 1012148), (316, 659818), (412, 506074), (632, 329909), (824, 253037), (3203, 65096), (6406, 32548), (8137, 25624), (12812, 16274)]