65194720

素因数分解:

$2^5\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1471}}^1$

素因数の和:1763

約数の個数: 48

約数和(自身を含む): 154683648

約数和(自身を除く): 89488928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 277, 554, 1108, 1385, 1471, 2216, 2770, 2942, 4432, 5540, 5884, 7355, 8864, 11080, 11768, 14710, 22160, 23536, 29420, 44320, 47072, 58840, 117680, 235360, 407467, 814934, 1629868, 2037335, 3259736, 4074670, 6519472, 8149340, 13038944, 16298680, 32597360, 65194720]

約数ペア:

[(1, 65194720), (2, 32597360), (4, 16298680), (5, 13038944), (8, 8149340), (10, 6519472), (16, 4074670), (20, 3259736), (32, 2037335), (40, 1629868), (80, 814934), (160, 407467), (277, 235360), (554, 117680), (1108, 58840), (1385, 47072), (1471, 44320), (2216, 29420), (2770, 23536), (2942, 22160), (4432, 14710), (5540, 11768), (5884, 11080), (7355, 8864)]