180173812

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{21521}}^1$

素因数の和:21568

約数の個数: 48

約数和(自身を含む): 404957952

約数和(自身を除く): 224784140

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 91, 92, 161, 182, 299, 322, 364, 598, 644, 1196, 2093, 4186, 8372, 21521, 43042, 86084, 150647, 279773, 301294, 494983, 559546, 602588, 989966, 1119092, 1958411, 1979932, 3464881, 3916822, 6434779, 6929762, 7833644, 12869558, 13859524, 25739116, 45043453, 90086906, 180173812]

約数ペア:

[(1, 180173812), (2, 90086906), (4, 45043453), (7, 25739116), (13, 13859524), (14, 12869558), (23, 7833644), (26, 6929762), (28, 6434779), (46, 3916822), (52, 3464881), (91, 1979932), (92, 1958411), (161, 1119092), (182, 989966), (299, 602588), (322, 559546), (364, 494983), (598, 301294), (644, 279773), (1196, 150647), (2093, 86084), (4186, 43042), (8372, 21521)]