81922512

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:657

約数の個数: 120

約数和(自身を含む): 250659552

約数和(自身を除く): 168737040

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 61, 84, 98, 112, 122, 147, 168, 183, 196, 244, 294, 336, 366, 392, 427, 488, 571, 588, 732, 784, 854, 976, 1142, 1176, 1281, 1464, 1708, 1713, 2284, 2352, 2562, 2928, 2989, 3416, 3426, 3997, 4568, 5124, 5978, 6832, 6852, 7994, 8967, 9136, 10248, 11956, 11991, 13704, 15988, 17934, 20496, 23912, 23982, 27408, 27979, 31976, 34831, 35868, 47824, 47964, 55958, 63952, 69662, 71736, 83937, 95928, 104493, 111916, 139324, 143472, 167874, 191856, 208986, 223832, 243817, 278648, 335748, 417972, 447664, 487634, 557296, 671496, 731451, 835944, 975268, 1342992, 1462902, 1671888, 1706719, 1950536, 2925804, 3413438, 3901072, 5120157, 5851608, 6826876, 10240314, 11703216, 13653752, 20480628, 27307504, 40961256, 81922512]

約数ペア:

[(1, 81922512), (2, 40961256), (3, 27307504), (4, 20480628), (6, 13653752), (7, 11703216), (8, 10240314), (12, 6826876), (14, 5851608), (16, 5120157), (21, 3901072), (24, 3413438), (28, 2925804), (42, 1950536), (48, 1706719), (49, 1671888), (56, 1462902), (61, 1342992), (84, 975268), (98, 835944), (112, 731451), (122, 671496), (147, 557296), (168, 487634), (183, 447664), (196, 417972), (244, 335748), (294, 278648), (336, 243817), (366, 223832), (392, 208986), (427, 191856), (488, 167874), (571, 143472), (588, 139324), (732, 111916), (784, 104493), (854, 95928), (976, 83937), (1142, 71736), (1176, 69662), (1281, 63952), (1464, 55958), (1708, 47964), (1713, 47824), (2284, 35868), (2352, 34831), (2562, 31976), (2928, 27979), (2989, 27408), (3416, 23982), (3426, 23912), (3997, 20496), (4568, 17934), (5124, 15988), (5978, 13704), (6832, 11991), (6852, 11956), (7994, 10248), (8967, 9136)]