16446526720

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{31883}}^1$

素因数の和:31948

約数の個数: 144

約数和(自身を含む): 43794842112

約数和(自身を除く): 27348315392

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 256, 260, 310, 320, 403, 416, 496, 520, 620, 640, 806, 832, 992, 1040, 1240, 1280, 1612, 1664, 1984, 2015, 2080, 2480, 3224, 3328, 3968, 4030, 4160, 4960, 6448, 7936, 8060, 8320, 9920, 12896, 16120, 16640, 19840, 25792, 31883, 32240, 39680, 51584, 63766, 64480, 103168, 127532, 128960, 159415, 255064, 257920, 318830, 414479, 510128, 515840, 637660, 828958, 988373, 1020256, 1275320, 1657916, 1976746, 2040512, 2072395, 2550640, 3315832, 3953492, 4081024, 4144790, 4941865, 5101280, 6631664, 7906984, 8162048, 8289580, 9883730, 10202560, 12848849, 13263328, 15813968, 16579160, 19767460, 20405120, 25697698, 26526656, 31627936, 33158320, 39534920, 40810240, 51395396, 53053312, 63255872, 64244245, 66316640, 79069840, 102790792, 106106624, 126511744, 128488490, 132633280, 158139680, 205581584, 253023488, 256976980, 265266560, 316279360, 411163168, 513953960, 530533120, 632558720, 822326336, 1027907920, 1265117440, 1644652672, 2055815840, 3289305344, 4111631680, 8223263360, 16446526720]

約数ペア:

[(1, 16446526720), (2, 8223263360), (4, 4111631680), (5, 3289305344), (8, 2055815840), (10, 1644652672), (13, 1265117440), (16, 1027907920), (20, 822326336), (26, 632558720), (31, 530533120), (32, 513953960), (40, 411163168), (52, 316279360), (62, 265266560), (64, 256976980), (65, 253023488), (80, 205581584), (104, 158139680), (124, 132633280), (128, 128488490), (130, 126511744), (155, 106106624), (160, 102790792), (208, 79069840), (248, 66316640), (256, 64244245), (260, 63255872), (310, 53053312), (320, 51395396), (403, 40810240), (416, 39534920), (496, 33158320), (520, 31627936), (620, 26526656), (640, 25697698), (806, 20405120), (832, 19767460), (992, 16579160), (1040, 15813968), (1240, 13263328), (1280, 12848849), (1612, 10202560), (1664, 9883730), (1984, 8289580), (2015, 8162048), (2080, 7906984), (2480, 6631664), (3224, 5101280), (3328, 4941865), (3968, 4144790), (4030, 4081024), (4160, 3953492), (4960, 3315832), (6448, 2550640), (7936, 2072395), (8060, 2040512), (8320, 1976746), (9920, 1657916), (12896, 1275320), (16120, 1020256), (16640, 988373), (19840, 828958), (25792, 637660), (31883, 515840), (32240, 510128), (39680, 414479), (51584, 318830), (63766, 257920), (64480, 255064), (103168, 159415), (127532, 128960)]