28325120

素因数分解:

$2^8\times 5^1\times {\mathrm{22129}}^1$

素因数の和:22150

約数の個数: 36

約数和(自身を含む): 67850580

約数和(自身を除く): 39525460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 22129, 44258, 88516, 110645, 177032, 221290, 354064, 442580, 708128, 885160, 1416256, 1770320, 2832512, 3540640, 5665024, 7081280, 14162560, 28325120]

約数ペア:

[(1, 28325120), (2, 14162560), (4, 7081280), (5, 5665024), (8, 3540640), (10, 2832512), (16, 1770320), (20, 1416256), (32, 885160), (40, 708128), (64, 442580), (80, 354064), (128, 221290), (160, 177032), (256, 110645), (320, 88516), (640, 44258), (1280, 22129)]