163711860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{209887}}^1$

素因数の和:209912

約数の個数: 48

約数和(自身を含む): 493656576

約数和(自身を除く): 329944716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 209887, 419774, 629661, 839548, 1049435, 1259322, 2098870, 2518644, 2728531, 3148305, 4197740, 5457062, 6296610, 8185593, 10914124, 12593220, 13642655, 16371186, 27285310, 32742372, 40927965, 54570620, 81855930, 163711860]

約数ペア:

[(1, 163711860), (2, 81855930), (3, 54570620), (4, 40927965), (5, 32742372), (6, 27285310), (10, 16371186), (12, 13642655), (13, 12593220), (15, 10914124), (20, 8185593), (26, 6296610), (30, 5457062), (39, 4197740), (52, 3148305), (60, 2728531), (65, 2518644), (78, 2098870), (130, 1259322), (156, 1049435), (195, 839548), (260, 629661), (390, 419774), (780, 209887)]