880256

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{23}}^2$

素因数の和:73

約数の個数: 48

約数和(自身を含む): 1974210

約数和(自身を除く): 1093954

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 128, 184, 208, 299, 368, 416, 529, 598, 736, 832, 1058, 1196, 1472, 1664, 2116, 2392, 2944, 4232, 4784, 6877, 8464, 9568, 13754, 16928, 19136, 27508, 33856, 38272, 55016, 67712, 110032, 220064, 440128, 880256]

約数ペア:

[(1, 880256), (2, 440128), (4, 220064), (8, 110032), (13, 67712), (16, 55016), (23, 38272), (26, 33856), (32, 27508), (46, 19136), (52, 16928), (64, 13754), (92, 9568), (104, 8464), (128, 6877), (184, 4784), (208, 4232), (299, 2944), (368, 2392), (416, 2116), (529, 1664), (598, 1472), (736, 1196), (832, 1058)]