87305296

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{997}}^1$

素因数の和:1439

約数の個数: 40

約数和(自身を含む): 182781704

約数和(自身を除く): 95476408

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 421, 842, 997, 1684, 1994, 3368, 3988, 5473, 6736, 7976, 10946, 12961, 15952, 21892, 25922, 43784, 51844, 87568, 103688, 207376, 419737, 839474, 1678948, 3357896, 5456581, 6715792, 10913162, 21826324, 43652648, 87305296]

約数ペア:

[(1, 87305296), (2, 43652648), (4, 21826324), (8, 10913162), (13, 6715792), (16, 5456581), (26, 3357896), (52, 1678948), (104, 839474), (208, 419737), (421, 207376), (842, 103688), (997, 87568), (1684, 51844), (1994, 43784), (3368, 25922), (3988, 21892), (5473, 15952), (6736, 12961), (7976, 10946)]