83291840

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:346

約数の個数: 112

約数和(自身を含む): 214298784

約数和(自身を除く): 131006944

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 61, 64, 68, 80, 85, 122, 136, 160, 170, 244, 251, 272, 305, 320, 340, 488, 502, 544, 610, 680, 976, 1004, 1037, 1088, 1220, 1255, 1360, 1952, 2008, 2074, 2440, 2510, 2720, 3904, 4016, 4148, 4267, 4880, 5020, 5185, 5440, 8032, 8296, 8534, 9760, 10040, 10370, 15311, 16064, 16592, 17068, 19520, 20080, 20740, 21335, 30622, 33184, 34136, 40160, 41480, 42670, 61244, 66368, 68272, 76555, 80320, 82960, 85340, 122488, 136544, 153110, 165920, 170680, 244976, 260287, 273088, 306220, 331840, 341360, 489952, 520574, 612440, 682720, 979904, 1041148, 1224880, 1301435, 1365440, 2082296, 2449760, 2602870, 4164592, 4899520, 5205740, 8329184, 10411480, 16658368, 20822960, 41645920, 83291840]

約数ペア:

[(1, 83291840), (2, 41645920), (4, 20822960), (5, 16658368), (8, 10411480), (10, 8329184), (16, 5205740), (17, 4899520), (20, 4164592), (32, 2602870), (34, 2449760), (40, 2082296), (61, 1365440), (64, 1301435), (68, 1224880), (80, 1041148), (85, 979904), (122, 682720), (136, 612440), (160, 520574), (170, 489952), (244, 341360), (251, 331840), (272, 306220), (305, 273088), (320, 260287), (340, 244976), (488, 170680), (502, 165920), (544, 153110), (610, 136544), (680, 122488), (976, 85340), (1004, 82960), (1037, 80320), (1088, 76555), (1220, 68272), (1255, 66368), (1360, 61244), (1952, 42670), (2008, 41480), (2074, 40160), (2440, 34136), (2510, 33184), (2720, 30622), (3904, 21335), (4016, 20740), (4148, 20080), (4267, 19520), (4880, 17068), (5020, 16592), (5185, 16064), (5440, 15311), (8032, 10370), (8296, 10040), (8534, 9760)]