68845712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{691}}^1$

素因数の和:1191

約数の個数: 40

約数和(自身を含む): 144157440

約数和(自身を除く): 75311728

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 479, 691, 958, 1382, 1916, 2764, 3832, 5528, 6227, 7664, 8983, 11056, 12454, 17966, 24908, 35932, 49816, 71864, 99632, 143728, 330989, 661978, 1323956, 2647912, 4302857, 5295824, 8605714, 17211428, 34422856, 68845712]

約数ペア:

[(1, 68845712), (2, 34422856), (4, 17211428), (8, 8605714), (13, 5295824), (16, 4302857), (26, 2647912), (52, 1323956), (104, 661978), (208, 330989), (479, 143728), (691, 99632), (958, 71864), (1382, 49816), (1916, 35932), (2764, 24908), (3832, 17966), (5528, 12454), (6227, 11056), (7664, 8983)]