80402360

素因数分解:

$2^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{5477}}^1$

素因数の和:5855

約数の個数: 32

約数和(自身を含む): 181431360

約数和(自身を除く): 101029000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 367, 734, 1468, 1835, 2936, 3670, 5477, 7340, 10954, 14680, 21908, 27385, 43816, 54770, 109540, 219080, 2010059, 4020118, 8040236, 10050295, 16080472, 20100590, 40201180, 80402360]

約数ペア:

[(1, 80402360), (2, 40201180), (4, 20100590), (5, 16080472), (8, 10050295), (10, 8040236), (20, 4020118), (40, 2010059), (367, 219080), (734, 109540), (1468, 54770), (1835, 43816), (2936, 27385), (3670, 21908), (5477, 14680), (7340, 10954)]