81669952

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:448

約数の個数: 112

約数和(自身を含む): 205394560

約数和(自身を除く): 123724608

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 37, 52, 56, 64, 74, 91, 104, 112, 148, 182, 208, 224, 259, 296, 364, 379, 416, 448, 481, 518, 592, 728, 758, 832, 962, 1036, 1184, 1456, 1516, 1924, 2072, 2368, 2653, 2912, 3032, 3367, 3848, 4144, 4927, 5306, 5824, 6064, 6734, 7696, 8288, 9854, 10612, 12128, 13468, 14023, 15392, 16576, 19708, 21224, 24256, 26936, 28046, 30784, 34489, 39416, 42448, 53872, 56092, 68978, 78832, 84896, 98161, 107744, 112184, 137956, 157664, 169792, 182299, 196322, 215488, 224368, 275912, 315328, 364598, 392644, 448736, 551824, 729196, 785288, 897472, 1103648, 1276093, 1458392, 1570576, 2207296, 2552186, 2916784, 3141152, 5104372, 5833568, 6282304, 10208744, 11667136, 20417488, 40834976, 81669952]

約数ペア:

[(1, 81669952), (2, 40834976), (4, 20417488), (7, 11667136), (8, 10208744), (13, 6282304), (14, 5833568), (16, 5104372), (26, 3141152), (28, 2916784), (32, 2552186), (37, 2207296), (52, 1570576), (56, 1458392), (64, 1276093), (74, 1103648), (91, 897472), (104, 785288), (112, 729196), (148, 551824), (182, 448736), (208, 392644), (224, 364598), (259, 315328), (296, 275912), (364, 224368), (379, 215488), (416, 196322), (448, 182299), (481, 169792), (518, 157664), (592, 137956), (728, 112184), (758, 107744), (832, 98161), (962, 84896), (1036, 78832), (1184, 68978), (1456, 56092), (1516, 53872), (1924, 42448), (2072, 39416), (2368, 34489), (2653, 30784), (2912, 28046), (3032, 26936), (3367, 24256), (3848, 21224), (4144, 19708), (4927, 16576), (5306, 15392), (5824, 14023), (6064, 13468), (6734, 12128), (7696, 10612), (8288, 9854)]