55128736

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1489}}^1$

素因数の和:1601

約数の個数: 48

約数和(自身を含む): 118276200

約数和(自身を除く): 63147464

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 89, 104, 178, 208, 356, 416, 712, 1157, 1424, 1489, 2314, 2848, 2978, 4628, 5956, 9256, 11912, 18512, 19357, 23824, 37024, 38714, 47648, 77428, 132521, 154856, 265042, 309712, 530084, 619424, 1060168, 1722773, 2120336, 3445546, 4240672, 6891092, 13782184, 27564368, 55128736]

約数ペア:

[(1, 55128736), (2, 27564368), (4, 13782184), (8, 6891092), (13, 4240672), (16, 3445546), (26, 2120336), (32, 1722773), (52, 1060168), (89, 619424), (104, 530084), (178, 309712), (208, 265042), (356, 154856), (416, 132521), (712, 77428), (1157, 47648), (1424, 38714), (1489, 37024), (2314, 23824), (2848, 19357), (2978, 18512), (4628, 11912), (5956, 9256)]