66109705

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 87816960

約数和(自身を除く): 21707255

約数列:

[1, 5, 23, 29, 43, 115, 145, 215, 461, 667, 989, 1247, 2305, 3335, 4945, 6235, 10603, 13369, 19823, 28681, 53015, 66845, 99115, 143405, 307487, 455929, 574867, 1537435, 2279645, 2874335, 13221941, 66109705]

約数ペア:

[(1, 66109705), (5, 13221941), (23, 2874335), (29, 2279645), (43, 1537435), (115, 574867), (145, 455929), (215, 307487), (461, 143405), (667, 99115), (989, 66845), (1247, 53015), (2305, 28681), (3335, 19823), (4945, 13369), (6235, 10603)]