205888904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1153}}^1$

素因数の和:1290

約数の個数: 64

約数和(自身を含む): 444936240

約数和(自身を除く): 239047336

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 101, 104, 136, 202, 221, 404, 442, 808, 884, 1153, 1313, 1717, 1768, 2306, 2626, 3434, 4612, 5252, 6868, 9224, 10504, 13736, 14989, 19601, 22321, 29978, 39202, 44642, 59956, 78404, 89284, 116453, 119912, 156808, 178568, 232906, 254813, 465812, 509626, 931624, 1019252, 1513889, 1979701, 2038504, 3027778, 3959402, 6055556, 7918804, 12111112, 15837608, 25736113, 51472226, 102944452, 205888904]

約数ペア:

[(1, 205888904), (2, 102944452), (4, 51472226), (8, 25736113), (13, 15837608), (17, 12111112), (26, 7918804), (34, 6055556), (52, 3959402), (68, 3027778), (101, 2038504), (104, 1979701), (136, 1513889), (202, 1019252), (221, 931624), (404, 509626), (442, 465812), (808, 254813), (884, 232906), (1153, 178568), (1313, 156808), (1717, 119912), (1768, 116453), (2306, 89284), (2626, 78404), (3434, 59956), (4612, 44642), (5252, 39202), (6868, 29978), (9224, 22321), (10504, 19601), (13736, 14989)]