634395904

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{79939}}^1$

素因数の和:79986

約数の個数: 36

約数和(自身を含む): 1307178880

約数和(自身を除く): 672782976

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 79939, 159878, 319756, 639512, 1279024, 2478109, 2558048, 4956218, 5116096, 9912436, 10232192, 19824872, 20464384, 39649744, 79299488, 158598976, 317197952, 634395904]

約数ペア:

[(1, 634395904), (2, 317197952), (4, 158598976), (8, 79299488), (16, 39649744), (31, 20464384), (32, 19824872), (62, 10232192), (64, 9912436), (124, 5116096), (128, 4956218), (248, 2558048), (256, 2478109), (496, 1279024), (992, 639512), (1984, 319756), (3968, 159878), (7936, 79939)]