25716340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{98909}}^1$

素因数の和:98931

約数の個数: 24

約数和(自身を含む): 58159080

約数和(自身を除く): 32442740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 98909, 197818, 395636, 494545, 989090, 1285817, 1978180, 2571634, 5143268, 6429085, 12858170, 25716340]

約数ペア:

[(1, 25716340), (2, 12858170), (4, 6429085), (5, 5143268), (10, 2571634), (13, 1978180), (20, 1285817), (26, 989090), (52, 494545), (65, 395636), (130, 197818), (260, 98909)]