57012280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109639}}^1$

素因数の和:109663

約数の個数: 32

約数和(自身を含む): 138146400

約数和(自身を除く): 81134120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 109639, 219278, 438556, 548195, 877112, 1096390, 1425307, 2192780, 2850614, 4385560, 5701228, 7126535, 11402456, 14253070, 28506140, 57012280]

約数ペア:

[(1, 57012280), (2, 28506140), (4, 14253070), (5, 11402456), (8, 7126535), (10, 5701228), (13, 4385560), (20, 2850614), (26, 2192780), (40, 1425307), (52, 1096390), (65, 877112), (104, 548195), (130, 438556), (260, 219278), (520, 109639)]