66521728

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5711}}^1$

素因数の和:5745

約数の個数: 64

約数和(自身を含む): 163134720

約数和(自身を除く): 96612992

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1456, 1664, 2912, 5711, 5824, 11422, 11648, 22844, 39977, 45688, 74243, 79954, 91376, 148486, 159908, 182752, 296972, 319816, 365504, 519701, 593944, 639632, 731008, 1039402, 1187888, 1279264, 2078804, 2375776, 2558528, 4157608, 4751552, 5117056, 8315216, 9503104, 16630432, 33260864, 66521728]

約数ペア:

[(1, 66521728), (2, 33260864), (4, 16630432), (7, 9503104), (8, 8315216), (13, 5117056), (14, 4751552), (16, 4157608), (26, 2558528), (28, 2375776), (32, 2078804), (52, 1279264), (56, 1187888), (64, 1039402), (91, 731008), (104, 639632), (112, 593944), (128, 519701), (182, 365504), (208, 319816), (224, 296972), (364, 182752), (416, 159908), (448, 148486), (728, 91376), (832, 79954), (896, 74243), (1456, 45688), (1664, 39977), (2912, 22844), (5711, 11648), (5824, 11422)]