181458128

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{8923}}^1$

素因数の和:9003

約数の個数: 40

約数和(自身を含む): 371809536

約数和(自身を除く): 190351408

約数列:

[1, 2, 4, 8, 16, 31, 41, 62, 82, 124, 164, 248, 328, 496, 656, 1271, 2542, 5084, 8923, 10168, 17846, 20336, 35692, 71384, 142768, 276613, 365843, 553226, 731686, 1106452, 1463372, 2212904, 2926744, 4425808, 5853488, 11341133, 22682266, 45364532, 90729064, 181458128]

約数ペア:

[(1, 181458128), (2, 90729064), (4, 45364532), (8, 22682266), (16, 11341133), (31, 5853488), (41, 4425808), (62, 2926744), (82, 2212904), (124, 1463372), (164, 1106452), (248, 731686), (328, 553226), (496, 365843), (656, 276613), (1271, 142768), (2542, 71384), (5084, 35692), (8923, 20336), (10168, 17846)]