65009980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{10799}}^1$

素因数の和:10858

約数の個数: 48

約数和(自身を含む): 159667200

約数和(自身を除く): 94657220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 10799, 21598, 43196, 53995, 75593, 107990, 151186, 215980, 302372, 377965, 464357, 755930, 928714, 1511860, 1857428, 2321785, 3250499, 4643570, 6500998, 9287140, 13001996, 16252495, 32504990, 65009980]

約数ペア:

[(1, 65009980), (2, 32504990), (4, 16252495), (5, 13001996), (7, 9287140), (10, 6500998), (14, 4643570), (20, 3250499), (28, 2321785), (35, 1857428), (43, 1511860), (70, 928714), (86, 755930), (140, 464357), (172, 377965), (215, 302372), (301, 215980), (430, 151186), (602, 107990), (860, 75593), (1204, 53995), (1505, 43196), (3010, 21598), (6020, 10799)]