127672280

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{35863}}^1$

素因数の和:35963

約数の個数: 32

約数和(自身を含む): 290498400

約数和(自身を除く): 162826120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 35863, 71726, 143452, 179315, 286904, 358630, 717260, 1434520, 3191807, 6383614, 12767228, 15959035, 25534456, 31918070, 63836140, 127672280]

約数ペア:

[(1, 127672280), (2, 63836140), (4, 31918070), (5, 25534456), (8, 15959035), (10, 12767228), (20, 6383614), (40, 3191807), (89, 1434520), (178, 717260), (356, 358630), (445, 286904), (712, 179315), (890, 143452), (1780, 71726), (3560, 35863)]