80903824

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{6491}}^1$

素因数の和:6559

約数の個数: 40

約数和(自身を含む): 169051680

約数和(自身を除く): 88147856

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1558, 3116, 6232, 6491, 12464, 12982, 25964, 51928, 103856, 123329, 246658, 266131, 493316, 532262, 986632, 1064524, 1973264, 2129048, 4258096, 5056489, 10112978, 20225956, 40451912, 80903824]

約数ペア:

[(1, 80903824), (2, 40451912), (4, 20225956), (8, 10112978), (16, 5056489), (19, 4258096), (38, 2129048), (41, 1973264), (76, 1064524), (82, 986632), (152, 532262), (164, 493316), (304, 266131), (328, 246658), (656, 123329), (779, 103856), (1558, 51928), (3116, 25964), (6232, 12982), (6491, 12464)]