81617190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73529}}^1$

素因数の和:73576

約数の個数: 32

約数和(自身を含む): 201178080

約数和(自身を除く): 119560890

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 555, 1110, 73529, 147058, 220587, 367645, 441174, 735290, 1102935, 2205870, 2720573, 5441146, 8161719, 13602865, 16323438, 27205730, 40808595, 81617190]

約数ペア:

[(1, 81617190), (2, 40808595), (3, 27205730), (5, 16323438), (6, 13602865), (10, 8161719), (15, 5441146), (30, 2720573), (37, 2205870), (74, 1102935), (111, 735290), (185, 441174), (222, 367645), (370, 220587), (555, 147058), (1110, 73529)]