15939991808

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{593}}^1$

素因数の和:860

約数の個数: 144

約数和(自身を含む): 35338642416

約数和(自身を除く): 19398650608

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 104, 128, 164, 197, 208, 256, 328, 394, 416, 533, 593, 656, 788, 832, 1066, 1186, 1312, 1576, 1664, 2132, 2372, 2561, 2624, 3152, 3328, 4264, 4744, 5122, 5248, 6304, 7709, 8077, 8528, 9488, 10244, 10496, 12608, 15418, 16154, 17056, 18976, 20488, 24313, 25216, 30836, 32308, 34112, 37952, 40976, 48626, 50432, 61672, 64616, 68224, 75904, 81952, 97252, 105001, 116821, 123344, 129232, 136448, 151808, 163904, 194504, 210002, 233642, 246688, 258464, 316069, 327808, 389008, 420004, 467284, 493376, 516928, 632138, 655616, 778016, 840008, 934568, 986752, 1033856, 1264276, 1518673, 1556032, 1680016, 1869136, 1973504, 2067712, 2528552, 3037346, 3112064, 3360032, 3738272, 4789661, 5057104, 6074692, 6224128, 6720064, 7476544, 9579322, 10114208, 12149384, 13440128, 14953088, 19158644, 20228416, 24298768, 26880256, 29906176, 38317288, 40456832, 48597536, 62265593, 76634576, 80913664, 97195072, 124531186, 153269152, 194390144, 249062372, 306538304, 388780288, 498124744, 613076608, 996249488, 1226153216, 1992498976, 3984997952, 7969995904, 15939991808]

約数ペア:

[(1, 15939991808), (2, 7969995904), (4, 3984997952), (8, 1992498976), (13, 1226153216), (16, 996249488), (26, 613076608), (32, 498124744), (41, 388780288), (52, 306538304), (64, 249062372), (82, 194390144), (104, 153269152), (128, 124531186), (164, 97195072), (197, 80913664), (208, 76634576), (256, 62265593), (328, 48597536), (394, 40456832), (416, 38317288), (533, 29906176), (593, 26880256), (656, 24298768), (788, 20228416), (832, 19158644), (1066, 14953088), (1186, 13440128), (1312, 12149384), (1576, 10114208), (1664, 9579322), (2132, 7476544), (2372, 6720064), (2561, 6224128), (2624, 6074692), (3152, 5057104), (3328, 4789661), (4264, 3738272), (4744, 3360032), (5122, 3112064), (5248, 3037346), (6304, 2528552), (7709, 2067712), (8077, 1973504), (8528, 1869136), (9488, 1680016), (10244, 1556032), (10496, 1518673), (12608, 1264276), (15418, 1033856), (16154, 986752), (17056, 934568), (18976, 840008), (20488, 778016), (24313, 655616), (25216, 632138), (30836, 516928), (32308, 493376), (34112, 467284), (37952, 420004), (40976, 389008), (48626, 327808), (50432, 316069), (61672, 258464), (64616, 246688), (68224, 233642), (75904, 210002), (81952, 194504), (97252, 163904), (105001, 151808), (116821, 136448), (123344, 129232)]