28106500

素因数分解:

$2^2\times 5^3\times {\mathrm{67}}^1\times {\mathrm{839}}^1$

素因数の和:925

約数の個数: 48

約数和(自身を含む): 62375040

約数和(自身を除く): 34268540

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 67, 100, 125, 134, 250, 268, 335, 500, 670, 839, 1340, 1675, 1678, 3350, 3356, 4195, 6700, 8375, 8390, 16750, 16780, 20975, 33500, 41950, 56213, 83900, 104875, 112426, 209750, 224852, 281065, 419500, 562130, 1124260, 1405325, 2810650, 5621300, 7026625, 14053250, 28106500]

約数ペア:

[(1, 28106500), (2, 14053250), (4, 7026625), (5, 5621300), (10, 2810650), (20, 1405325), (25, 1124260), (50, 562130), (67, 419500), (100, 281065), (125, 224852), (134, 209750), (250, 112426), (268, 104875), (335, 83900), (500, 56213), (670, 41950), (839, 33500), (1340, 20975), (1675, 16780), (1678, 16750), (3350, 8390), (3356, 8375), (4195, 6700)]