55407664

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:726

約数の個数: 60

約数和(自身を含む): 120176832

約数和(自身を除く): 64769168

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 169, 208, 248, 338, 403, 496, 661, 676, 806, 1322, 1352, 1612, 2644, 2704, 3224, 5239, 5288, 6448, 8593, 10478, 10576, 17186, 20491, 20956, 34372, 40982, 41912, 68744, 81964, 83824, 111709, 137488, 163928, 223418, 266383, 327856, 446836, 532766, 893672, 1065532, 1787344, 2131064, 3462979, 4262128, 6925958, 13851916, 27703832, 55407664]

約数ペア:

[(1, 55407664), (2, 27703832), (4, 13851916), (8, 6925958), (13, 4262128), (16, 3462979), (26, 2131064), (31, 1787344), (52, 1065532), (62, 893672), (104, 532766), (124, 446836), (169, 327856), (208, 266383), (248, 223418), (338, 163928), (403, 137488), (496, 111709), (661, 83824), (676, 81964), (806, 68744), (1322, 41912), (1352, 40982), (1612, 34372), (2644, 20956), (2704, 20491), (3224, 17186), (5239, 10576), (5288, 10478), (6448, 8593)]