430565560

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{647}}^1$

素因数の和:916

約数の個数: 64

約数和(自身を含む): 985374720

約数和(自身を除く): 554809160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 131, 254, 262, 508, 524, 635, 647, 655, 1016, 1048, 1270, 1294, 1310, 2540, 2588, 2620, 3235, 5080, 5176, 5240, 6470, 12940, 16637, 25880, 33274, 66548, 82169, 83185, 84757, 133096, 164338, 166370, 169514, 328676, 332740, 339028, 410845, 423785, 657352, 665480, 678056, 821690, 847570, 1643380, 1695140, 3286760, 3390280, 10764139, 21528278, 43056556, 53820695, 86113112, 107641390, 215282780, 430565560]

約数ペア:

[(1, 430565560), (2, 215282780), (4, 107641390), (5, 86113112), (8, 53820695), (10, 43056556), (20, 21528278), (40, 10764139), (127, 3390280), (131, 3286760), (254, 1695140), (262, 1643380), (508, 847570), (524, 821690), (635, 678056), (647, 665480), (655, 657352), (1016, 423785), (1048, 410845), (1270, 339028), (1294, 332740), (1310, 328676), (2540, 169514), (2588, 166370), (2620, 164338), (3235, 133096), (5080, 84757), (5176, 83185), (5240, 82169), (6470, 66548), (12940, 33274), (16637, 25880)]