494019968

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:276

約数の個数: 128

約数和(自身を含む): 1119095040

約数和(自身を除く): 625075072

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 61, 62, 64, 104, 122, 124, 128, 157, 208, 244, 248, 314, 403, 416, 488, 496, 628, 793, 806, 832, 976, 992, 1256, 1586, 1612, 1664, 1891, 1952, 1984, 2041, 2512, 3172, 3224, 3782, 3904, 3968, 4082, 4867, 5024, 6344, 6448, 7564, 7808, 8164, 9577, 9734, 10048, 12688, 12896, 15128, 16328, 19154, 19468, 20096, 24583, 25376, 25792, 30256, 32656, 38308, 38936, 49166, 50752, 51584, 60512, 63271, 65312, 76616, 77872, 98332, 101504, 121024, 124501, 126542, 130624, 153232, 155744, 196664, 242048, 249002, 253084, 261248, 296887, 306464, 311488, 393328, 498004, 506168, 593774, 612928, 622976, 786656, 996008, 1012336, 1187548, 1225856, 1573312, 1992016, 2024672, 2375096, 3146624, 3859531, 3984032, 4049344, 4750192, 7719062, 7968064, 8098688, 9500384, 15438124, 15936128, 19000768, 30876248, 38001536, 61752496, 123504992, 247009984, 494019968]

約数ペア:

[(1, 494019968), (2, 247009984), (4, 123504992), (8, 61752496), (13, 38001536), (16, 30876248), (26, 19000768), (31, 15936128), (32, 15438124), (52, 9500384), (61, 8098688), (62, 7968064), (64, 7719062), (104, 4750192), (122, 4049344), (124, 3984032), (128, 3859531), (157, 3146624), (208, 2375096), (244, 2024672), (248, 1992016), (314, 1573312), (403, 1225856), (416, 1187548), (488, 1012336), (496, 996008), (628, 786656), (793, 622976), (806, 612928), (832, 593774), (976, 506168), (992, 498004), (1256, 393328), (1586, 311488), (1612, 306464), (1664, 296887), (1891, 261248), (1952, 253084), (1984, 249002), (2041, 242048), (2512, 196664), (3172, 155744), (3224, 153232), (3782, 130624), (3904, 126542), (3968, 124501), (4082, 121024), (4867, 101504), (5024, 98332), (6344, 77872), (6448, 76616), (7564, 65312), (7808, 63271), (8164, 60512), (9577, 51584), (9734, 50752), (10048, 49166), (12688, 38936), (12896, 38308), (15128, 32656), (16328, 30256), (19154, 25792), (19468, 25376), (20096, 24583)]