161800016

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{84979}}^1$

素因数の和:85011

約数の個数: 40

約数和(自身を含む): 379350720

約数和(自身を除く): 217550704

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 84979, 169958, 339916, 594853, 679832, 1189706, 1359664, 1444643, 2379412, 2889286, 4758824, 5778572, 9517648, 10112501, 11557144, 20225002, 23114288, 40450004, 80900008, 161800016]

約数ペア:

[(1, 161800016), (2, 80900008), (4, 40450004), (7, 23114288), (8, 20225002), (14, 11557144), (16, 10112501), (17, 9517648), (28, 5778572), (34, 4758824), (56, 2889286), (68, 2379412), (112, 1444643), (119, 1359664), (136, 1189706), (238, 679832), (272, 594853), (476, 339916), (952, 169958), (1904, 84979)]