81847688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{479}}^1$

素因数の和:582

約数の個数: 64

約数和(自身を含む): 174182400

約数和(自身を除く): 92334712

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 53, 62, 104, 106, 124, 212, 248, 403, 424, 479, 689, 806, 958, 1378, 1612, 1643, 1916, 2756, 3224, 3286, 3832, 5512, 6227, 6572, 12454, 13144, 14849, 21359, 24908, 25387, 29698, 42718, 49816, 50774, 59396, 85436, 101548, 118792, 170872, 193037, 203096, 330031, 386074, 660062, 772148, 786997, 1320124, 1544296, 1573994, 2640248, 3147988, 6295976, 10230961, 20461922, 40923844, 81847688]

約数ペア:

[(1, 81847688), (2, 40923844), (4, 20461922), (8, 10230961), (13, 6295976), (26, 3147988), (31, 2640248), (52, 1573994), (53, 1544296), (62, 1320124), (104, 786997), (106, 772148), (124, 660062), (212, 386074), (248, 330031), (403, 203096), (424, 193037), (479, 170872), (689, 118792), (806, 101548), (958, 85436), (1378, 59396), (1612, 50774), (1643, 49816), (1916, 42718), (2756, 29698), (3224, 25387), (3286, 24908), (3832, 21359), (5512, 14849), (6227, 13144), (6572, 12454)]