64508080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8861}}^1$

素因数の和:8894

約数の個数: 80

約数和(自身を含む): 184613184

約数和(自身を除く): 120105104

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 8861, 17722, 35444, 44305, 62027, 70888, 88610, 115193, 124054, 141776, 177220, 230386, 248108, 310135, 354440, 460772, 496216, 575965, 620270, 708880, 806351, 921544, 992432, 1151930, 1240540, 1612702, 1843088, 2303860, 2481080, 3225404, 4031755, 4607720, 4962160, 6450808, 8063510, 9215440, 12901616, 16127020, 32254040, 64508080]

約数ペア:

[(1, 64508080), (2, 32254040), (4, 16127020), (5, 12901616), (7, 9215440), (8, 8063510), (10, 6450808), (13, 4962160), (14, 4607720), (16, 4031755), (20, 3225404), (26, 2481080), (28, 2303860), (35, 1843088), (40, 1612702), (52, 1240540), (56, 1151930), (65, 992432), (70, 921544), (80, 806351), (91, 708880), (104, 620270), (112, 575965), (130, 496216), (140, 460772), (182, 354440), (208, 310135), (260, 248108), (280, 230386), (364, 177220), (455, 141776), (520, 124054), (560, 115193), (728, 88610), (910, 70888), (1040, 62027), (1456, 44305), (1820, 35444), (3640, 17722), (7280, 8861)]