133927120

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{21191}}^1$

素因数の和:21283

約数の個数: 40

約数和(自身を含む): 315336960

約数和(自身を除く): 181409840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 21191, 42382, 84764, 105955, 169528, 211910, 339056, 423820, 847640, 1674089, 1695280, 3348178, 6696356, 8370445, 13392712, 16740890, 26785424, 33481780, 66963560, 133927120]

約数ペア:

[(1, 133927120), (2, 66963560), (4, 33481780), (5, 26785424), (8, 16740890), (10, 13392712), (16, 8370445), (20, 6696356), (40, 3348178), (79, 1695280), (80, 1674089), (158, 847640), (316, 423820), (395, 339056), (632, 211910), (790, 169528), (1264, 105955), (1580, 84764), (3160, 42382), (6320, 21191)]