164013785

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1451}}^1$

素因数の和:1553

約数の個数: 32

約数和(自身を含む): 222469632

約数和(自身を除く): 58455847

約数列:

[1, 5, 13, 37, 47, 65, 185, 235, 481, 611, 1451, 1739, 2405, 3055, 7255, 8695, 18863, 22607, 53687, 68197, 94315, 113035, 268435, 340985, 697931, 886561, 2523289, 3489655, 4432805, 12616445, 32802757, 164013785]

約数ペア:

[(1, 164013785), (5, 32802757), (13, 12616445), (37, 4432805), (47, 3489655), (65, 2523289), (185, 886561), (235, 697931), (481, 340985), (611, 268435), (1451, 113035), (1739, 94315), (2405, 68197), (3055, 53687), (7255, 22607), (8695, 18863)]