25115480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48299}}^1$

素因数の和:48323

約数の個数: 32

約数和(自身を含む): 60858000

約数和(自身を除く): 35742520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 48299, 96598, 193196, 241495, 386392, 482990, 627887, 965980, 1255774, 1931960, 2511548, 3139435, 5023096, 6278870, 12557740, 25115480]

約数ペア:

[(1, 25115480), (2, 12557740), (4, 6278870), (5, 5023096), (8, 3139435), (10, 2511548), (13, 1931960), (20, 1255774), (26, 965980), (40, 627887), (52, 482990), (65, 386392), (104, 241495), (130, 193196), (260, 96598), (520, 48299)]