181672528

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:560

約数の個数: 60

約数和(自身を含む): 377574048

約数和(自身を除く): 195901520

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 142, 152, 284, 304, 361, 443, 568, 722, 886, 1136, 1349, 1444, 1772, 2698, 2888, 3544, 5396, 5776, 7088, 8417, 10792, 16834, 21584, 25631, 31453, 33668, 51262, 62906, 67336, 102524, 125812, 134672, 159923, 205048, 251624, 319846, 410096, 503248, 597607, 639692, 1195214, 1279384, 2390428, 2558768, 4780856, 9561712, 11354533, 22709066, 45418132, 90836264, 181672528]

約数ペア:

[(1, 181672528), (2, 90836264), (4, 45418132), (8, 22709066), (16, 11354533), (19, 9561712), (38, 4780856), (71, 2558768), (76, 2390428), (142, 1279384), (152, 1195214), (284, 639692), (304, 597607), (361, 503248), (443, 410096), (568, 319846), (722, 251624), (886, 205048), (1136, 159923), (1349, 134672), (1444, 125812), (1772, 102524), (2698, 67336), (2888, 62906), (3544, 51262), (5396, 33668), (5776, 31453), (7088, 25631), (8417, 21584), (10792, 16834)]