100485760

素因数分解:

$2^7\times 5^1\times {\mathrm{197}}^1\times {\mathrm{797}}^1$

素因数の和:1013

約数の個数: 64

約数和(自身を含む): 241746120

約数和(自身を除く): 141260360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 197, 320, 394, 640, 788, 797, 985, 1576, 1594, 1970, 3152, 3188, 3940, 3985, 6304, 6376, 7880, 7970, 12608, 12752, 15760, 15940, 25216, 25504, 31520, 31880, 51008, 63040, 63760, 102016, 126080, 127520, 157009, 255040, 314018, 510080, 628036, 785045, 1256072, 1570090, 2512144, 3140180, 5024288, 6280360, 10048576, 12560720, 20097152, 25121440, 50242880, 100485760]

約数ペア:

[(1, 100485760), (2, 50242880), (4, 25121440), (5, 20097152), (8, 12560720), (10, 10048576), (16, 6280360), (20, 5024288), (32, 3140180), (40, 2512144), (64, 1570090), (80, 1256072), (128, 785045), (160, 628036), (197, 510080), (320, 314018), (394, 255040), (640, 157009), (788, 127520), (797, 126080), (985, 102016), (1576, 63760), (1594, 63040), (1970, 51008), (3152, 31880), (3188, 31520), (3940, 25504), (3985, 25216), (6304, 15940), (6376, 15760), (7880, 12752), (7970, 12608)]