161009536

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{40577}}^1$

素因数の和:40622

約数の個数: 32

約数和(自身を含む): 331116480

約数和(自身を除く): 170106944

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 40577, 81154, 162308, 324616, 649232, 1257887, 1298464, 2515774, 2596928, 5031548, 5193856, 10063096, 20126192, 40252384, 80504768, 161009536]

約数ペア:

[(1, 161009536), (2, 80504768), (4, 40252384), (8, 20126192), (16, 10063096), (31, 5193856), (32, 5031548), (62, 2596928), (64, 2515774), (124, 1298464), (128, 1257887), (248, 649232), (496, 324616), (992, 162308), (1984, 81154), (3968, 40577)]