61973480

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{11827}}^1$

素因数の和:11969

約数の個数: 32

約数和(自身を含む): 140516640

約数和(自身を除く): 78543160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 11827, 23654, 47308, 59135, 94616, 118270, 236540, 473080, 1549337, 3098674, 6197348, 7746685, 12394696, 15493370, 30986740, 61973480]

約数ペア:

[(1, 61973480), (2, 30986740), (4, 15493370), (5, 12394696), (8, 7746685), (10, 6197348), (20, 3098674), (40, 1549337), (131, 473080), (262, 236540), (524, 118270), (655, 94616), (1048, 59135), (1310, 47308), (2620, 23654), (5240, 11827)]