208078208

素因数分解:

$2^7\times {\mathrm{13}}^2\times {\mathrm{9619}}^1$

素因数の和:9659

約数の個数: 48

約数和(自身を含む): 448917300

約数和(自身を除く): 240839092

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 338, 416, 676, 832, 1352, 1664, 2704, 5408, 9619, 10816, 19238, 21632, 38476, 76952, 125047, 153904, 250094, 307808, 500188, 615616, 1000376, 1231232, 1625611, 2000752, 3251222, 4001504, 6502444, 8003008, 13004888, 16006016, 26009776, 52019552, 104039104, 208078208]

約数ペア:

[(1, 208078208), (2, 104039104), (4, 52019552), (8, 26009776), (13, 16006016), (16, 13004888), (26, 8003008), (32, 6502444), (52, 4001504), (64, 3251222), (104, 2000752), (128, 1625611), (169, 1231232), (208, 1000376), (338, 615616), (416, 500188), (676, 307808), (832, 250094), (1352, 153904), (1664, 125047), (2704, 76952), (5408, 38476), (9619, 21632), (10816, 19238)]