42688256

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 93402624

約数和(自身を除く): 50714368

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 101, 104, 127, 128, 202, 208, 254, 256, 404, 416, 508, 808, 832, 1016, 1313, 1616, 1651, 1664, 2032, 2626, 3232, 3302, 3328, 4064, 5252, 6464, 6604, 8128, 10504, 12827, 12928, 13208, 16256, 21008, 25654, 25856, 26416, 32512, 42016, 51308, 52832, 84032, 102616, 105664, 166751, 168064, 205232, 211328, 333502, 336128, 410464, 422656, 667004, 820928, 1334008, 1641856, 2668016, 3283712, 5336032, 10672064, 21344128, 42688256]

約数ペア:

[(1, 42688256), (2, 21344128), (4, 10672064), (8, 5336032), (13, 3283712), (16, 2668016), (26, 1641856), (32, 1334008), (52, 820928), (64, 667004), (101, 422656), (104, 410464), (127, 336128), (128, 333502), (202, 211328), (208, 205232), (254, 168064), (256, 166751), (404, 105664), (416, 102616), (508, 84032), (808, 52832), (832, 51308), (1016, 42016), (1313, 32512), (1616, 26416), (1651, 25856), (1664, 25654), (2032, 21008), (2626, 16256), (3232, 13208), (3302, 12928), (3328, 12827), (4064, 10504), (5252, 8128), (6464, 6604)]