158568800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:305

約数の個数: 144

約数和(自身を含む): 424347840

約数和(自身を除く): 265779040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 79, 80, 100, 104, 130, 158, 160, 193, 200, 208, 260, 316, 325, 386, 395, 400, 416, 520, 632, 650, 772, 790, 800, 965, 1027, 1040, 1264, 1300, 1544, 1580, 1930, 1975, 2054, 2080, 2509, 2528, 2600, 3088, 3160, 3860, 3950, 4108, 4825, 5018, 5135, 5200, 6176, 6320, 7720, 7900, 8216, 9650, 10036, 10270, 10400, 12545, 12640, 15247, 15440, 15800, 16432, 19300, 20072, 20540, 25090, 25675, 30494, 30880, 31600, 32864, 38600, 40144, 41080, 50180, 51350, 60988, 62725, 63200, 76235, 77200, 80288, 82160, 100360, 102700, 121976, 125450, 152470, 154400, 164320, 198211, 200720, 205400, 243952, 250900, 304940, 381175, 396422, 401440, 410800, 487904, 501800, 609880, 762350, 792844, 821600, 991055, 1003600, 1219760, 1524700, 1585688, 1982110, 2007200, 2439520, 3049400, 3171376, 3964220, 4955275, 6098800, 6342752, 7928440, 9910550, 12197600, 15856880, 19821100, 31713760, 39642200, 79284400, 158568800]

約数ペア:

[(1, 158568800), (2, 79284400), (4, 39642200), (5, 31713760), (8, 19821100), (10, 15856880), (13, 12197600), (16, 9910550), (20, 7928440), (25, 6342752), (26, 6098800), (32, 4955275), (40, 3964220), (50, 3171376), (52, 3049400), (65, 2439520), (79, 2007200), (80, 1982110), (100, 1585688), (104, 1524700), (130, 1219760), (158, 1003600), (160, 991055), (193, 821600), (200, 792844), (208, 762350), (260, 609880), (316, 501800), (325, 487904), (386, 410800), (395, 401440), (400, 396422), (416, 381175), (520, 304940), (632, 250900), (650, 243952), (772, 205400), (790, 200720), (800, 198211), (965, 164320), (1027, 154400), (1040, 152470), (1264, 125450), (1300, 121976), (1544, 102700), (1580, 100360), (1930, 82160), (1975, 80288), (2054, 77200), (2080, 76235), (2509, 63200), (2528, 62725), (2600, 60988), (3088, 51350), (3160, 50180), (3860, 41080), (3950, 40144), (4108, 38600), (4825, 32864), (5018, 31600), (5135, 30880), (5200, 30494), (6176, 25675), (6320, 25090), (7720, 20540), (7900, 20072), (8216, 19300), (9650, 16432), (10036, 15800), (10270, 15440), (10400, 15247), (12545, 12640)]