161349916

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:315

約数の個数: 96

約数和(自身を含む): 365281280

約数和(自身を除く): 203931364

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 79, 91, 124, 158, 181, 182, 217, 316, 362, 364, 403, 434, 553, 724, 806, 868, 1027, 1106, 1267, 1612, 2054, 2212, 2353, 2449, 2534, 2821, 4108, 4706, 4898, 5068, 5611, 5642, 7189, 9412, 9796, 11222, 11284, 14299, 14378, 16471, 17143, 22444, 28598, 28756, 31837, 32942, 34286, 39277, 57196, 63674, 65884, 68572, 72943, 78554, 100093, 127348, 145886, 157108, 185887, 200186, 222859, 291772, 371774, 400372, 443269, 445718, 510601, 743548, 886538, 891436, 1021202, 1301209, 1773076, 2042404, 2602418, 3102883, 5204836, 5762497, 6205766, 11524994, 12411532, 23049988, 40337479, 80674958, 161349916]

約数ペア:

[(1, 161349916), (2, 80674958), (4, 40337479), (7, 23049988), (13, 12411532), (14, 11524994), (26, 6205766), (28, 5762497), (31, 5204836), (52, 3102883), (62, 2602418), (79, 2042404), (91, 1773076), (124, 1301209), (158, 1021202), (181, 891436), (182, 886538), (217, 743548), (316, 510601), (362, 445718), (364, 443269), (403, 400372), (434, 371774), (553, 291772), (724, 222859), (806, 200186), (868, 185887), (1027, 157108), (1106, 145886), (1267, 127348), (1612, 100093), (2054, 78554), (2212, 72943), (2353, 68572), (2449, 65884), (2534, 63674), (2821, 57196), (4108, 39277), (4706, 34286), (4898, 32942), (5068, 31837), (5611, 28756), (5642, 28598), (7189, 22444), (9412, 17143), (9796, 16471), (11222, 14378), (11284, 14299)]