80338120

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{69257}}^1$

素因数の和:69297

約数の個数: 32

約数和(自身を含む): 186996600

約数和(自身を除く): 106658480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 69257, 138514, 277028, 346285, 554056, 692570, 1385140, 2008453, 2770280, 4016906, 8033812, 10042265, 16067624, 20084530, 40169060, 80338120]

約数ペア:

[(1, 80338120), (2, 40169060), (4, 20084530), (5, 16067624), (8, 10042265), (10, 8033812), (20, 4016906), (29, 2770280), (40, 2008453), (58, 1385140), (116, 692570), (145, 554056), (232, 346285), (290, 277028), (580, 138514), (1160, 69257)]