80560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:85

約数の個数: 40

約数和(自身を含む): 200880

約数和(自身を除く): 120320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 53, 76, 80, 95, 106, 152, 190, 212, 265, 304, 380, 424, 530, 760, 848, 1007, 1060, 1520, 2014, 2120, 4028, 4240, 5035, 8056, 10070, 16112, 20140, 40280, 80560]

約数ペア:

[(1, 80560), (2, 40280), (4, 20140), (5, 16112), (8, 10070), (10, 8056), (16, 5035), (19, 4240), (20, 4028), (38, 2120), (40, 2014), (53, 1520), (76, 1060), (80, 1007), (95, 848), (106, 760), (152, 530), (190, 424), (212, 380), (265, 304)]