80356624

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{264331}}^1$

素因数の和:264358

約数の個数: 20

約数和(自身を含む): 163885840

約数和(自身を除く): 83529216

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 264331, 528662, 1057324, 2114648, 4229296, 5022289, 10044578, 20089156, 40178312, 80356624]

約数ペア:

[(1, 80356624), (2, 40178312), (4, 20089156), (8, 10044578), (16, 5022289), (19, 4229296), (38, 2114648), (76, 1057324), (152, 528662), (304, 264331)]