65217040

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:285

約数の個数: 120

約数和(自身を含む): 179131392

約数和(自身を除く): 113914352

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 127, 131, 140, 196, 245, 254, 262, 280, 392, 490, 508, 524, 560, 635, 655, 784, 889, 917, 980, 1016, 1048, 1270, 1310, 1778, 1834, 1960, 2032, 2096, 2540, 2620, 3556, 3668, 3920, 4445, 4585, 5080, 5240, 6223, 6419, 7112, 7336, 8890, 9170, 10160, 10480, 12446, 12838, 14224, 14672, 16637, 17780, 18340, 24892, 25676, 31115, 32095, 33274, 35560, 36680, 49784, 51352, 62230, 64190, 66548, 71120, 73360, 83185, 99568, 102704, 116459, 124460, 128380, 133096, 166370, 232918, 248920, 256760, 266192, 332740, 465836, 497840, 513520, 582295, 665480, 815213, 931672, 1164590, 1330960, 1630426, 1863344, 2329180, 3260852, 4076065, 4658360, 6521704, 8152130, 9316720, 13043408, 16304260, 32608520, 65217040]

約数ペア:

[(1, 65217040), (2, 32608520), (4, 16304260), (5, 13043408), (7, 9316720), (8, 8152130), (10, 6521704), (14, 4658360), (16, 4076065), (20, 3260852), (28, 2329180), (35, 1863344), (40, 1630426), (49, 1330960), (56, 1164590), (70, 931672), (80, 815213), (98, 665480), (112, 582295), (127, 513520), (131, 497840), (140, 465836), (196, 332740), (245, 266192), (254, 256760), (262, 248920), (280, 232918), (392, 166370), (490, 133096), (508, 128380), (524, 124460), (560, 116459), (635, 102704), (655, 99568), (784, 83185), (889, 73360), (917, 71120), (980, 66548), (1016, 64190), (1048, 62230), (1270, 51352), (1310, 49784), (1778, 36680), (1834, 35560), (1960, 33274), (2032, 32095), (2096, 31115), (2540, 25676), (2620, 24892), (3556, 18340), (3668, 17780), (3920, 16637), (4445, 14672), (4585, 14224), (5080, 12838), (5240, 12446), (6223, 10480), (6419, 10160), (7112, 9170), (7336, 8890)]