25430210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{983}}^1$

素因数の和:1202

約数の個数: 32

約数和(自身を含む): 49593600

約数和(自身を除く): 24163390

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 199, 398, 983, 995, 1966, 1990, 2587, 4915, 5174, 9830, 12779, 12935, 25558, 25870, 63895, 127790, 195617, 391234, 978085, 1956170, 2543021, 5086042, 12715105, 25430210]

約数ペア:

[(1, 25430210), (2, 12715105), (5, 5086042), (10, 2543021), (13, 1956170), (26, 978085), (65, 391234), (130, 195617), (199, 127790), (398, 63895), (983, 25870), (995, 25558), (1966, 12935), (1990, 12779), (2587, 9830), (4915, 5174)]