25630410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{65719}}^1$

素因数の和:65742

約数の個数: 32

約数和(自身を含む): 66245760

約数和(自身を除く): 40615350

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 65719, 131438, 197157, 328595, 394314, 657190, 854347, 985785, 1708694, 1971570, 2563041, 4271735, 5126082, 8543470, 12815205, 25630410]

約数ペア:

[(1, 25630410), (2, 12815205), (3, 8543470), (5, 5126082), (6, 4271735), (10, 2563041), (13, 1971570), (15, 1708694), (26, 985785), (30, 854347), (39, 657190), (65, 394314), (78, 328595), (130, 197157), (195, 131438), (390, 65719)]