65969840

素因数分解:

$2^4\times 5^1\times {\mathrm{359}}^1\times {\mathrm{2297}}^1$

素因数の和:2669

約数の個数: 40

約数和(自身を含む): 153874080

約数和(自身を除く): 87904240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 359, 718, 1436, 1795, 2297, 2872, 3590, 4594, 5744, 7180, 9188, 11485, 14360, 18376, 22970, 28720, 36752, 45940, 91880, 183760, 824623, 1649246, 3298492, 4123115, 6596984, 8246230, 13193968, 16492460, 32984920, 65969840]

約数ペア:

[(1, 65969840), (2, 32984920), (4, 16492460), (5, 13193968), (8, 8246230), (10, 6596984), (16, 4123115), (20, 3298492), (40, 1649246), (80, 824623), (359, 183760), (718, 91880), (1436, 45940), (1795, 36752), (2297, 28720), (2872, 22970), (3590, 18376), (4594, 14360), (5744, 11485), (7180, 9188)]