8164480

素因数分解:

$2^7\times 5^1\times {\mathrm{12757}}^1$

素因数の和:12776

約数の個数: 32

約数和(自身を含む): 19519740

約数和(自身を除く): 11355260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 12757, 25514, 51028, 63785, 102056, 127570, 204112, 255140, 408224, 510280, 816448, 1020560, 1632896, 2041120, 4082240, 8164480]

約数ペア:

[(1, 8164480), (2, 4082240), (4, 2041120), (5, 1632896), (8, 1020560), (10, 816448), (16, 510280), (20, 408224), (32, 255140), (40, 204112), (64, 127570), (80, 102056), (128, 63785), (160, 51028), (320, 25514), (640, 12757)]