20056574135

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{9661}}^1$

素因数の和:9780

約数の個数: 48

約数和(自身を含む): 27968011680

約数和(自身を除く): 7911437545

約数列:

[1, 5, 13, 19, 41, 65, 95, 205, 247, 533, 779, 1235, 1681, 2665, 3895, 8405, 9661, 10127, 21853, 31939, 48305, 50635, 109265, 125593, 159695, 183559, 396101, 415207, 627965, 917795, 1980505, 2076035, 2386267, 5149313, 7525919, 11931335, 16240141, 25746565, 37629595, 81200705, 97836947, 211121833, 308562679, 489184735, 1055609165, 1542813395, 4011314827, 20056574135]

約数ペア:

[(1, 20056574135), (5, 4011314827), (13, 1542813395), (19, 1055609165), (41, 489184735), (65, 308562679), (95, 211121833), (205, 97836947), (247, 81200705), (533, 37629595), (779, 25746565), (1235, 16240141), (1681, 11931335), (2665, 7525919), (3895, 5149313), (8405, 2386267), (9661, 2076035), (10127, 1980505), (21853, 917795), (31939, 627965), (48305, 415207), (50635, 396101), (109265, 183559), (125593, 159695)]