64411520

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5297}}^1$

素因数の和:5335

約数の個数: 64

約数和(自身を含む): 162118800

約数和(自身を除く): 97707280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 5297, 6080, 10594, 12160, 21188, 26485, 42376, 52970, 84752, 100643, 105940, 169504, 201286, 211880, 339008, 402572, 423760, 503215, 678016, 805144, 847520, 1006430, 1610288, 1695040, 2012860, 3220576, 3390080, 4025720, 6441152, 8051440, 12882304, 16102880, 32205760, 64411520]

約数ペア:

[(1, 64411520), (2, 32205760), (4, 16102880), (5, 12882304), (8, 8051440), (10, 6441152), (16, 4025720), (19, 3390080), (20, 3220576), (32, 2012860), (38, 1695040), (40, 1610288), (64, 1006430), (76, 847520), (80, 805144), (95, 678016), (128, 503215), (152, 423760), (160, 402572), (190, 339008), (304, 211880), (320, 201286), (380, 169504), (608, 105940), (640, 100643), (760, 84752), (1216, 52970), (1520, 42376), (2432, 26485), (3040, 21188), (5297, 12160), (6080, 10594)]