127622480

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{9787}}^1$

素因数の和:9963

約数の個数: 40

約数和(自身を含む): 298573152

約数和(自身を除く): 170950672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 6520, 9787, 13040, 19574, 39148, 48935, 78296, 97870, 156592, 195740, 391480, 782960, 1595281, 3190562, 6381124, 7976405, 12762248, 15952810, 25524496, 31905620, 63811240, 127622480]

約数ペア:

[(1, 127622480), (2, 63811240), (4, 31905620), (5, 25524496), (8, 15952810), (10, 12762248), (16, 7976405), (20, 6381124), (40, 3190562), (80, 1595281), (163, 782960), (326, 391480), (652, 195740), (815, 156592), (1304, 97870), (1630, 78296), (2608, 48935), (3260, 39148), (6520, 19574), (9787, 13040)]