87279728

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{211}}^1\times {\mathrm{251}}^1$

素因数の和:573

約数の個数: 40

約数和(自身を含む): 172238976

約数和(自身を除く): 84959248

約数列:

[1, 2, 4, 8, 16, 103, 206, 211, 251, 412, 422, 502, 824, 844, 1004, 1648, 1688, 2008, 3376, 4016, 21733, 25853, 43466, 51706, 52961, 86932, 103412, 105922, 173864, 206824, 211844, 347728, 413648, 423688, 847376, 5454983, 10909966, 21819932, 43639864, 87279728]

約数ペア:

[(1, 87279728), (2, 43639864), (4, 21819932), (8, 10909966), (16, 5454983), (103, 847376), (206, 423688), (211, 413648), (251, 347728), (412, 211844), (422, 206824), (502, 173864), (824, 105922), (844, 103412), (1004, 86932), (1648, 52961), (1688, 51706), (2008, 43466), (3376, 25853), (4016, 21733)]