161831264

素因数分解:

$2^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{263}}^1$

素因数の和:388

約数の個数: 96

約数和(自身を含む): 380007936

約数和(自身を除く): 218176672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 67, 82, 112, 134, 164, 224, 263, 268, 287, 328, 469, 526, 536, 574, 656, 938, 1052, 1072, 1148, 1312, 1841, 1876, 2104, 2144, 2296, 2747, 3682, 3752, 4208, 4592, 5494, 7364, 7504, 8416, 9184, 10783, 10988, 14728, 15008, 17621, 19229, 21566, 21976, 29456, 35242, 38458, 43132, 43952, 58912, 70484, 75481, 76916, 86264, 87904, 123347, 140968, 150962, 153832, 172528, 246694, 281936, 301924, 307664, 345056, 493388, 563872, 603848, 615328, 722461, 986776, 1207696, 1444922, 1973552, 2415392, 2889844, 3947104, 5057227, 5779688, 10114454, 11559376, 20228908, 23118752, 40457816, 80915632, 161831264]

約数ペア:

[(1, 161831264), (2, 80915632), (4, 40457816), (7, 23118752), (8, 20228908), (14, 11559376), (16, 10114454), (28, 5779688), (32, 5057227), (41, 3947104), (56, 2889844), (67, 2415392), (82, 1973552), (112, 1444922), (134, 1207696), (164, 986776), (224, 722461), (263, 615328), (268, 603848), (287, 563872), (328, 493388), (469, 345056), (526, 307664), (536, 301924), (574, 281936), (656, 246694), (938, 172528), (1052, 153832), (1072, 150962), (1148, 140968), (1312, 123347), (1841, 87904), (1876, 86264), (2104, 76916), (2144, 75481), (2296, 70484), (2747, 58912), (3682, 43952), (3752, 43132), (4208, 38458), (4592, 35242), (5494, 29456), (7364, 21976), (7504, 21566), (8416, 19229), (9184, 17621), (10783, 15008), (10988, 14728)]