80413450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{641}}^1$

素因数の和:859

約数の個数: 48

約数和(自身を含む): 162161496

約数和(自身を除く): 81748046

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 193, 325, 386, 641, 650, 965, 1282, 1930, 2509, 3205, 4825, 5018, 6410, 8333, 9650, 12545, 16025, 16666, 25090, 32050, 41665, 62725, 83330, 123713, 125450, 208325, 247426, 416650, 618565, 1237130, 1608269, 3092825, 3216538, 6185650, 8041345, 16082690, 40206725, 80413450]

約数ペア:

[(1, 80413450), (2, 40206725), (5, 16082690), (10, 8041345), (13, 6185650), (25, 3216538), (26, 3092825), (50, 1608269), (65, 1237130), (130, 618565), (193, 416650), (325, 247426), (386, 208325), (641, 125450), (650, 123713), (965, 83330), (1282, 62725), (1930, 41665), (2509, 32050), (3205, 25090), (4825, 16666), (5018, 16025), (6410, 12545), (8333, 9650)]