254163085

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{379}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 339811200

約数和(自身を除く): 85648115

約数列:

[1, 5, 11, 55, 89, 137, 379, 445, 685, 979, 1507, 1895, 4169, 4895, 7535, 12193, 20845, 33731, 51923, 60965, 134123, 168655, 259615, 371041, 571153, 670615, 1855205, 2855765, 4621147, 23105735, 50832617, 254163085]

約数ペア:

[(1, 254163085), (5, 50832617), (11, 23105735), (55, 4621147), (89, 2855765), (137, 1855205), (379, 670615), (445, 571153), (685, 371041), (979, 259615), (1507, 168655), (1895, 134123), (4169, 60965), (4895, 51923), (7535, 33731), (12193, 20845)]