85454080

素因数分解:

$2^8\times 5^1\times {\mathrm{101}}^1\times {\mathrm{661}}^1$

素因数の和:783

約数の個数: 72

約数和(自身を含む): 207028584

約数和(自身を除く): 121574504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 128, 160, 202, 256, 320, 404, 505, 640, 661, 808, 1010, 1280, 1322, 1616, 2020, 2644, 3232, 3305, 4040, 5288, 6464, 6610, 8080, 10576, 12928, 13220, 16160, 21152, 25856, 26440, 32320, 42304, 52880, 64640, 66761, 84608, 105760, 129280, 133522, 169216, 211520, 267044, 333805, 423040, 534088, 667610, 846080, 1068176, 1335220, 2136352, 2670440, 4272704, 5340880, 8545408, 10681760, 17090816, 21363520, 42727040, 85454080]

約数ペア:

[(1, 85454080), (2, 42727040), (4, 21363520), (5, 17090816), (8, 10681760), (10, 8545408), (16, 5340880), (20, 4272704), (32, 2670440), (40, 2136352), (64, 1335220), (80, 1068176), (101, 846080), (128, 667610), (160, 534088), (202, 423040), (256, 333805), (320, 267044), (404, 211520), (505, 169216), (640, 133522), (661, 129280), (808, 105760), (1010, 84608), (1280, 66761), (1322, 64640), (1616, 52880), (2020, 42304), (2644, 32320), (3232, 26440), (3305, 25856), (4040, 21152), (5288, 16160), (6464, 13220), (6610, 12928), (8080, 10576)]