168495860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{648061}}^1$

素因数の和:648083

約数の個数: 24

約数和(自身を含む): 381060456

約数和(自身を除く): 212564596

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 648061, 1296122, 2592244, 3240305, 6480610, 8424793, 12961220, 16849586, 33699172, 42123965, 84247930, 168495860]

約数ペア:

[(1, 168495860), (2, 84247930), (4, 42123965), (5, 33699172), (10, 16849586), (13, 12961220), (20, 8424793), (26, 6480610), (52, 3240305), (65, 2592244), (130, 1296122), (260, 648061)]