268552280

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{41189}}^1$

素因数の和:41363

約数の個数: 32

約数和(自身を含む): 607964400

約数和(自身を除く): 339412120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 41189, 82378, 164756, 205945, 329512, 411890, 823780, 1647560, 6713807, 13427614, 26855228, 33569035, 53710456, 67138070, 134276140, 268552280]

約数ペア:

[(1, 268552280), (2, 134276140), (4, 67138070), (5, 53710456), (8, 33569035), (10, 26855228), (20, 13427614), (40, 6713807), (163, 1647560), (326, 823780), (652, 411890), (815, 329512), (1304, 205945), (1630, 164756), (3260, 82378), (6520, 41189)]