71856460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{276371}}^1$

素因数の和:276393

約数の個数: 24

約数和(自身を含む): 162506736

約数和(自身を除く): 90650276

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 276371, 552742, 1105484, 1381855, 2763710, 3592823, 5527420, 7185646, 14371292, 17964115, 35928230, 71856460]

約数ペア:

[(1, 71856460), (2, 35928230), (4, 17964115), (5, 14371292), (10, 7185646), (13, 5527420), (20, 3592823), (26, 2763710), (52, 1381855), (65, 1105484), (130, 552742), (260, 276371)]