161563384

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{1301}}^1$

素因数の和:1388

約数の個数: 48

約数和(自身を含む): 327400920

約数和(自身を除く): 165837536

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 361, 722, 817, 1301, 1444, 1634, 2602, 2888, 3268, 5204, 6536, 10408, 15523, 24719, 31046, 49438, 55943, 62092, 98876, 111886, 124184, 197752, 223772, 447544, 469661, 939322, 1062917, 1878644, 2125834, 3757288, 4251668, 8503336, 20195423, 40390846, 80781692, 161563384]

約数ペア:

[(1, 161563384), (2, 80781692), (4, 40390846), (8, 20195423), (19, 8503336), (38, 4251668), (43, 3757288), (76, 2125834), (86, 1878644), (152, 1062917), (172, 939322), (344, 469661), (361, 447544), (722, 223772), (817, 197752), (1301, 124184), (1444, 111886), (1634, 98876), (2602, 62092), (2888, 55943), (3268, 49438), (5204, 31046), (6536, 24719), (10408, 15523)]