71540224

素因数分解:

$2^9\times 7^1\times {\mathrm{19961}}^1$

素因数の和:19986

約数の個数: 40

約数和(自身を含む): 163369008

約数和(自身を除く): 91828784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 19961, 39922, 79844, 139727, 159688, 279454, 319376, 558908, 638752, 1117816, 1277504, 2235632, 2555008, 4471264, 5110016, 8942528, 10220032, 17885056, 35770112, 71540224]

約数ペア:

[(1, 71540224), (2, 35770112), (4, 17885056), (7, 10220032), (8, 8942528), (14, 5110016), (16, 4471264), (28, 2555008), (32, 2235632), (56, 1277504), (64, 1117816), (112, 638752), (128, 558908), (224, 319376), (256, 279454), (448, 159688), (512, 139727), (896, 79844), (1792, 39922), (3584, 19961)]