137277160

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{38561}}^1$

素因数の和:38661

約数の個数: 32

約数和(自身を含む): 312352200

約数和(自身を除く): 175075040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 38561, 77122, 154244, 192805, 308488, 385610, 771220, 1542440, 3431929, 6863858, 13727716, 17159645, 27455432, 34319290, 68638580, 137277160]

約数ペア:

[(1, 137277160), (2, 68638580), (4, 34319290), (5, 27455432), (8, 17159645), (10, 13727716), (20, 6863858), (40, 3431929), (89, 1542440), (178, 771220), (356, 385610), (445, 308488), (712, 192805), (890, 154244), (1780, 77122), (3560, 38561)]