290366830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{16069}}^1$

素因数の和:16228

約数の個数: 32

約数和(自身を含む): 566949600

約数和(自身を除く): 276582770

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 139, 278, 695, 1390, 1807, 3614, 9035, 16069, 18070, 32138, 80345, 160690, 208897, 417794, 1044485, 2088970, 2233591, 4467182, 11167955, 22335910, 29036683, 58073366, 145183415, 290366830]

約数ペア:

[(1, 290366830), (2, 145183415), (5, 58073366), (10, 29036683), (13, 22335910), (26, 11167955), (65, 4467182), (130, 2233591), (139, 2088970), (278, 1044485), (695, 417794), (1390, 208897), (1807, 160690), (3614, 80345), (9035, 32138), (16069, 18070)]