64917385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 88397568

約数和(自身を除く): 23480183

約数列:

[1, 5, 13, 23, 65, 115, 173, 251, 299, 865, 1255, 1495, 2249, 3263, 3979, 5773, 11245, 16315, 19895, 28865, 43423, 51727, 75049, 217115, 258635, 375245, 564499, 998729, 2822495, 4993645, 12983477, 64917385]

約数ペア:

[(1, 64917385), (5, 12983477), (13, 4993645), (23, 2822495), (65, 998729), (115, 564499), (173, 375245), (251, 258635), (299, 217115), (865, 75049), (1255, 51727), (1495, 43423), (2249, 28865), (3263, 19895), (3979, 16315), (5773, 11245)]