144372280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277639}}^1$

素因数の和:277663

約数の個数: 32

約数和(自身を含む): 349826400

約数和(自身を除く): 205454120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 277639, 555278, 1110556, 1388195, 2221112, 2776390, 3609307, 5552780, 7218614, 11105560, 14437228, 18046535, 28874456, 36093070, 72186140, 144372280]

約数ペア:

[(1, 144372280), (2, 72186140), (4, 36093070), (5, 28874456), (8, 18046535), (10, 14437228), (13, 11105560), (20, 7218614), (26, 5552780), (40, 3609307), (52, 2776390), (65, 2221112), (104, 1388195), (130, 1110556), (260, 555278), (520, 277639)]