55780245

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3203}}^1$

素因数の和:3263

約数の個数: 40

約数和(自身を含む): 102348576

約数和(自身を除く): 46568331

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 387, 405, 645, 1161, 1935, 3203, 3483, 5805, 9609, 16015, 17415, 28827, 48045, 86481, 137729, 144135, 259443, 413187, 432405, 688645, 1239561, 1297215, 2065935, 3718683, 6197805, 11156049, 18593415, 55780245]

約数ペア:

[(1, 55780245), (3, 18593415), (5, 11156049), (9, 6197805), (15, 3718683), (27, 2065935), (43, 1297215), (45, 1239561), (81, 688645), (129, 432405), (135, 413187), (215, 259443), (387, 144135), (405, 137729), (645, 86481), (1161, 48045), (1935, 28827), (3203, 17415), (3483, 16015), (5805, 9609)]