159261700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{122509}}^1$

素因数の和:122536

約数の個数: 36

約数和(自身を含む): 372185380

約数和(自身を除く): 212923680

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 122509, 245018, 490036, 612545, 1225090, 1592617, 2450180, 3062725, 3185234, 6125450, 6370468, 7963085, 12250900, 15926170, 31852340, 39815425, 79630850, 159261700]

約数ペア:

[(1, 159261700), (2, 79630850), (4, 39815425), (5, 31852340), (10, 15926170), (13, 12250900), (20, 7963085), (25, 6370468), (26, 6125450), (50, 3185234), (52, 3062725), (65, 2450180), (100, 1592617), (130, 1225090), (260, 612545), (325, 490036), (650, 245018), (1300, 122509)]