80276560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11027}}^1$

素因数の和:11060

約数の個数: 80

約数和(自身を含む): 229735296

約数和(自身を除く): 149458736

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, 11027, 22054, 44108, 55135, 77189, 88216, 110270, 143351, 154378, 176432, 220540, 286702, 308756, 385945, 441080, 573404, 617512, 716755, 771890, 882160, 1003457, 1146808, 1235024, 1433510, 1543780, 2006914, 2293616, 2867020, 3087560, 4013828, 5017285, 5734040, 6175120, 8027656, 10034570, 11468080, 16055312, 20069140, 40138280, 80276560]

約数ペア:

[(1, 80276560), (2, 40138280), (4, 20069140), (5, 16055312), (7, 11468080), (8, 10034570), (10, 8027656), (13, 6175120), (14, 5734040), (16, 5017285), (20, 4013828), (26, 3087560), (28, 2867020), (35, 2293616), (40, 2006914), (52, 1543780), (56, 1433510), (65, 1235024), (70, 1146808), (80, 1003457), (91, 882160), (104, 771890), (112, 716755), (130, 617512), (140, 573404), (182, 441080), (208, 385945), (260, 308756), (280, 286702), (364, 220540), (455, 176432), (520, 154378), (560, 143351), (728, 110270), (910, 88216), (1040, 77189), (1456, 55135), (1820, 44108), (3640, 22054), (7280, 11027)]