81211792192

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{431}}^1\times {\mathrm{1301}}^1$

素因数の和:1848

約数の個数: 112

約数和(自身を含む): 169153173504

約数和(自身を除く): 87941381312

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 73, 124, 146, 248, 292, 431, 496, 584, 862, 992, 1168, 1301, 1724, 1984, 2263, 2336, 2602, 3448, 4526, 4672, 5204, 6896, 9052, 10408, 13361, 13792, 18104, 20816, 26722, 27584, 31463, 36208, 40331, 41632, 53444, 62926, 72416, 80662, 83264, 94973, 106888, 125852, 144832, 161324, 189946, 213776, 251704, 322648, 379892, 427552, 503408, 560731, 645296, 759784, 855104, 975353, 1006816, 1121462, 1290592, 1519568, 1950706, 2013632, 2242924, 2581184, 2944163, 3039136, 3901412, 4485848, 5888326, 6078272, 7802824, 8971696, 11776652, 15605648, 17382661, 17943392, 23553304, 31211296, 34765322, 35886784, 40933363, 47106608, 62422592, 69530644, 81866726, 94213216, 139061288, 163733452, 188426432, 278122576, 327466904, 556245152, 654933808, 1112490304, 1268934253, 1309867616, 2537868506, 2619735232, 5075737012, 10151474024, 20302948048, 40605896096, 81211792192]

約数ペア:

[(1, 81211792192), (2, 40605896096), (4, 20302948048), (8, 10151474024), (16, 5075737012), (31, 2619735232), (32, 2537868506), (62, 1309867616), (64, 1268934253), (73, 1112490304), (124, 654933808), (146, 556245152), (248, 327466904), (292, 278122576), (431, 188426432), (496, 163733452), (584, 139061288), (862, 94213216), (992, 81866726), (1168, 69530644), (1301, 62422592), (1724, 47106608), (1984, 40933363), (2263, 35886784), (2336, 34765322), (2602, 31211296), (3448, 23553304), (4526, 17943392), (4672, 17382661), (5204, 15605648), (6896, 11776652), (9052, 8971696), (10408, 7802824), (13361, 6078272), (13792, 5888326), (18104, 4485848), (20816, 3901412), (26722, 3039136), (27584, 2944163), (31463, 2581184), (36208, 2242924), (40331, 2013632), (41632, 1950706), (53444, 1519568), (62926, 1290592), (72416, 1121462), (80662, 1006816), (83264, 975353), (94973, 855104), (106888, 759784), (125852, 645296), (144832, 560731), (161324, 503408), (189946, 427552), (213776, 379892), (251704, 322648)]