131949488

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 288731520

約数和(自身を除く): 156782032

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 59, 88, 97, 118, 131, 176, 194, 236, 262, 388, 472, 524, 649, 776, 944, 1048, 1067, 1298, 1441, 1552, 2096, 2134, 2596, 2882, 4268, 5192, 5723, 5764, 7729, 8536, 10384, 11446, 11528, 12707, 15458, 17072, 22892, 23056, 25414, 30916, 45784, 50828, 61832, 62953, 85019, 91568, 101656, 123664, 125906, 139777, 170038, 203312, 251812, 279554, 340076, 503624, 559108, 680152, 749713, 1007248, 1118216, 1360304, 1499426, 2236432, 2998852, 5997704, 8246843, 11995408, 16493686, 32987372, 65974744, 131949488]

約数ペア:

[(1, 131949488), (2, 65974744), (4, 32987372), (8, 16493686), (11, 11995408), (16, 8246843), (22, 5997704), (44, 2998852), (59, 2236432), (88, 1499426), (97, 1360304), (118, 1118216), (131, 1007248), (176, 749713), (194, 680152), (236, 559108), (262, 503624), (388, 340076), (472, 279554), (524, 251812), (649, 203312), (776, 170038), (944, 139777), (1048, 125906), (1067, 123664), (1298, 101656), (1441, 91568), (1552, 85019), (2096, 62953), (2134, 61832), (2596, 50828), (2882, 45784), (4268, 30916), (5192, 25414), (5723, 23056), (5764, 22892), (7729, 17072), (8536, 15458), (10384, 12707), (11446, 11528)]