54170272

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{661}}^1$

素因数の和:881

約数の個数: 48

約数和(自身を含む): 115609032

約数和(自身を除く): 61438760

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 197, 208, 394, 416, 661, 788, 1322, 1576, 2561, 2644, 3152, 5122, 5288, 6304, 8593, 10244, 10576, 17186, 20488, 21152, 34372, 40976, 68744, 81952, 130217, 137488, 260434, 274976, 520868, 1041736, 1692821, 2083472, 3385642, 4166944, 6771284, 13542568, 27085136, 54170272]

約数ペア:

[(1, 54170272), (2, 27085136), (4, 13542568), (8, 6771284), (13, 4166944), (16, 3385642), (26, 2083472), (32, 1692821), (52, 1041736), (104, 520868), (197, 274976), (208, 260434), (394, 137488), (416, 130217), (661, 81952), (788, 68744), (1322, 40976), (1576, 34372), (2561, 21152), (2644, 20488), (3152, 17186), (5122, 10576), (5288, 10244), (6304, 8593)]