71647414144

素因数分解:

$2^7\times {\mathrm{163}}^1\times {\mathrm{167}}^1\times {\mathrm{20563}}^1$

素因数の和:20907

約数の個数: 64

約数和(自身を含む): 144477728640

約数和(自身を除く): 72830314496

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 163, 167, 326, 334, 652, 668, 1304, 1336, 2608, 2672, 5216, 5344, 10432, 10688, 20563, 20864, 21376, 27221, 41126, 54442, 82252, 108884, 164504, 217768, 329008, 435536, 658016, 871072, 1316032, 1742144, 2632064, 3351769, 3434021, 3484288, 6703538, 6868042, 13407076, 13736084, 26814152, 27472168, 53628304, 54944336, 107256608, 109888672, 214513216, 219777344, 429026432, 439554688, 559745423, 1119490846, 2238981692, 4477963384, 8955926768, 17911853536, 35823707072, 71647414144]

約数ペア:

[(1, 71647414144), (2, 35823707072), (4, 17911853536), (8, 8955926768), (16, 4477963384), (32, 2238981692), (64, 1119490846), (128, 559745423), (163, 439554688), (167, 429026432), (326, 219777344), (334, 214513216), (652, 109888672), (668, 107256608), (1304, 54944336), (1336, 53628304), (2608, 27472168), (2672, 26814152), (5216, 13736084), (5344, 13407076), (10432, 6868042), (10688, 6703538), (20563, 3484288), (20864, 3434021), (21376, 3351769), (27221, 2632064), (41126, 1742144), (54442, 1316032), (82252, 871072), (108884, 658016), (164504, 435536), (217768, 329008)]