2008155248

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{1049}}^1$

素因数の和:1290

約数の個数: 80

約数和(自身を含む): 4335660000

約数和(自身を除く): 2327504752

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 73, 88, 146, 149, 176, 292, 298, 584, 596, 803, 1049, 1168, 1192, 1606, 1639, 2098, 2384, 3212, 3278, 4196, 6424, 6556, 8392, 10877, 11539, 12848, 13112, 16784, 21754, 23078, 26224, 43508, 46156, 76577, 87016, 92312, 119647, 153154, 156301, 174032, 184624, 239294, 306308, 312602, 478588, 612616, 625204, 842347, 957176, 1225232, 1250408, 1684694, 1719311, 1914352, 2500816, 3369388, 3438622, 6738776, 6877244, 11409973, 13477552, 13754488, 22819946, 27508976, 45639892, 91279784, 125509703, 182559568, 251019406, 502038812, 1004077624, 2008155248]

約数ペア:

[(1, 2008155248), (2, 1004077624), (4, 502038812), (8, 251019406), (11, 182559568), (16, 125509703), (22, 91279784), (44, 45639892), (73, 27508976), (88, 22819946), (146, 13754488), (149, 13477552), (176, 11409973), (292, 6877244), (298, 6738776), (584, 3438622), (596, 3369388), (803, 2500816), (1049, 1914352), (1168, 1719311), (1192, 1684694), (1606, 1250408), (1639, 1225232), (2098, 957176), (2384, 842347), (3212, 625204), (3278, 612616), (4196, 478588), (6424, 312602), (6556, 306308), (8392, 239294), (10877, 184624), (11539, 174032), (12848, 156301), (13112, 153154), (16784, 119647), (21754, 92312), (23078, 87016), (26224, 76577), (43508, 46156)]